Home / 55,433.70-83,150.55-15,992.10

Finding the Fourth Proportional to 55,433.70, 83,150.55 and 15,992.10

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Solution

The fourth proportional to 55,433.70, 83,150.55 and 15,992.10 is: 23,988.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,433.70 : 83,150.55 = 15,992.10 : x
  2. Step 2: Convert to fraction form
    55,433.70/83,150.55 = 15,992.10/x
  3. Step 3: Cross multiply
    55,433.70x = 83,150.55 × 15,992.10
  4. Step 4: Simplify right side
    55,433.70x = 1,329,751,910.66
  5. Step 5: Solve for x
    x = 1,329,751,910.66/55,433.70
  6. Step 6: Final answer
    x = 23,988.15

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Similar ratio
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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.