Home / 16,345.28-24,476.04-10,781.72

Finding the Fourth Proportional to 16,345.28, 24,476.04 and 10,781.72

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Solution

The fourth proportional to 16,345.28, 24,476.04 and 10,781.72 is: 16,144.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,345.28 : 24,476.04 = 10,781.72 : x
  2. Step 2: Convert to fraction form
    16,345.28/24,476.04 = 10,781.72/x
  3. Step 3: Cross multiply
    16,345.28x = 24,476.04 × 10,781.72
  4. Step 4: Simplify right side
    16,345.28x = 263,893,809.99
  5. Step 5: Solve for x
    x = 263,893,809.99/16,345.28
  6. Step 6: Final answer
    x = 16,144.95

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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.