Home / 45,147.78-62,284.28-27,232.83

Finding the Fourth Proportional to 45,147.78, 62,284.28 and 27,232.83

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Solution

The fourth proportional to 45,147.78, 62,284.28 and 27,232.83 is: 37,569.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,147.78 : 62,284.28 = 27,232.83 : x
  2. Step 2: Convert to fraction form
    45,147.78/62,284.28 = 27,232.83/x
  3. Step 3: Cross multiply
    45,147.78x = 62,284.28 × 27,232.83
  4. Step 4: Simplify right side
    45,147.78x = 1,696,177,072.75
  5. Step 5: Solve for x
    x = 1,696,177,072.75/45,147.78
  6. Step 6: Final answer
    x = 37,569.45

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Half scale
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Double scale
Find fourth proportional to 45,148.78, 62,285.65 and 27,233.83
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.