Home / 15,331.80-22,997.70-14,424.60

Finding the Fourth Proportional to 15,331.80, 22,997.70 and 14,424.60

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Solution

The fourth proportional to 15,331.80, 22,997.70 and 14,424.60 is: 21,636.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,331.80 : 22,997.70 = 14,424.60 : x
  2. Step 2: Convert to fraction form
    15,331.80/22,997.70 = 14,424.60/x
  3. Step 3: Cross multiply
    15,331.80x = 22,997.70 × 14,424.60
  4. Step 4: Simplify right side
    15,331.80x = 331,732,623.42
  5. Step 5: Solve for x
    x = 331,732,623.42/15,331.80
  6. Step 6: Final answer
    x = 21,636.90

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Similar ratio
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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.