Home / 14,910.28-22,331.13-8,654.80

Finding the Fourth Proportional to 14,910.28, 22,331.13 and 8,654.80

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Solution

The fourth proportional to 14,910.28, 22,331.13 and 8,654.80 is: 12,962.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,910.28 : 22,331.13 = 8,654.80 : x
  2. Step 2: Convert to fraction form
    14,910.28/22,331.13 = 8,654.80/x
  3. Step 3: Cross multiply
    14,910.28x = 22,331.13 × 8,654.80
  4. Step 4: Simplify right side
    14,910.28x = 193,271,463.92
  5. Step 5: Solve for x
    x = 193,271,463.92/14,910.28
  6. Step 6: Final answer
    x = 12,962.30

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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.