Home / 16,088.20-24,156.54-13,139.80

Finding the Fourth Proportional to 16,088.20, 24,156.54 and 13,139.80

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Solution

The fourth proportional to 16,088.20, 24,156.54 and 13,139.80 is: 19,729.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,088.20 : 24,156.54 = 13,139.80 : x
  2. Step 2: Convert to fraction form
    16,088.20/24,156.54 = 13,139.80/x
  3. Step 3: Cross multiply
    16,088.20x = 24,156.54 × 13,139.80
  4. Step 4: Simplify right side
    16,088.20x = 317,412,104.29
  5. Step 5: Solve for x
    x = 317,412,104.29/16,088.20
  6. Step 6: Final answer
    x = 19,729.50

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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.