Home / 28,318.41-42,468.30-9,593.64

Finding the Fourth Proportional to 28,318.41, 42,468.30 and 9,593.64

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Solution

The fourth proportional to 28,318.41, 42,468.30 and 9,593.64 is: 14,387.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,318.41 : 42,468.30 = 9,593.64 : x
  2. Step 2: Convert to fraction form
    28,318.41/42,468.30 = 9,593.64/x
  3. Step 3: Cross multiply
    28,318.41x = 42,468.30 × 9,593.64
  4. Step 4: Simplify right side
    28,318.41x = 407,425,581.61
  5. Step 5: Solve for x
    x = 407,425,581.61/28,318.41
  6. Step 6: Final answer
    x = 14,387.30

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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.