Home / 17,772.28-24,522.88-10,217.12

Finding the Fourth Proportional to 17,772.28, 24,522.88 and 10,217.12

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Solution

The fourth proportional to 17,772.28, 24,522.88 and 10,217.12 is: 14,097.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,772.28 : 24,522.88 = 10,217.12 : x
  2. Step 2: Convert to fraction form
    17,772.28/24,522.88 = 10,217.12/x
  3. Step 3: Cross multiply
    17,772.28x = 24,522.88 × 10,217.12
  4. Step 4: Simplify right side
    17,772.28x = 250,553,207.71
  5. Step 5: Solve for x
    x = 250,553,207.71/17,772.28
  6. Step 6: Final answer
    x = 14,097.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.