Home / 28,887.40-43,331.10-16,411.24

Finding the Fourth Proportional to 28,887.40, 43,331.10 and 16,411.24

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Solution

The fourth proportional to 28,887.40, 43,331.10 and 16,411.24 is: 24,616.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,887.40 : 43,331.10 = 16,411.24 : x
  2. Step 2: Convert to fraction form
    28,887.40/43,331.10 = 16,411.24/x
  3. Step 3: Cross multiply
    28,887.40x = 43,331.10 × 16,411.24
  4. Step 4: Simplify right side
    28,887.40x = 711,117,081.56
  5. Step 5: Solve for x
    x = 711,117,081.56/28,887.40
  6. Step 6: Final answer
    x = 24,616.86

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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.