Home / 16,379.28-24,539.56-9,956.20

Finding the Fourth Proportional to 16,379.28, 24,539.56 and 9,956.20

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Solution

The fourth proportional to 16,379.28, 24,539.56 and 9,956.20 is: 14,916.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,379.28 : 24,539.56 = 9,956.20 : x
  2. Step 2: Convert to fraction form
    16,379.28/24,539.56 = 9,956.20/x
  3. Step 3: Cross multiply
    16,379.28x = 24,539.56 × 9,956.20
  4. Step 4: Simplify right side
    16,379.28x = 244,320,767.27
  5. Step 5: Solve for x
    x = 244,320,767.27/16,379.28
  6. Step 6: Final answer
    x = 14,916.45

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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.