Home / 55,436.22-83,154.24-15,993.54

Finding the Fourth Proportional to 55,436.22, 83,154.24 and 15,993.54

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Solution

The fourth proportional to 55,436.22, 83,154.24 and 15,993.54 is: 23,990.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,436.22 : 83,154.24 = 15,993.54 : x
  2. Step 2: Convert to fraction form
    55,436.22/83,154.24 = 15,993.54/x
  3. Step 3: Cross multiply
    55,436.22x = 83,154.24 × 15,993.54
  4. Step 4: Simplify right side
    55,436.22x = 1,329,930,663.61
  5. Step 5: Solve for x
    x = 1,329,930,663.61/55,436.22
  6. Step 6: Final answer
    x = 23,990.28

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.