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Finding the Fourth Proportional to 14,937.80, 22,414.42 and 6,623.54

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Solution

The fourth proportional to 14,937.80, 22,414.42 and 6,623.54 is: 9,938.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,937.80 : 22,414.42 = 6,623.54 : x
  2. Step 2: Convert to fraction form
    14,937.80/22,414.42 = 6,623.54/x
  3. Step 3: Cross multiply
    14,937.80x = 22,414.42 × 6,623.54
  4. Step 4: Simplify right side
    14,937.80x = 148,462,807.45
  5. Step 5: Solve for x
    x = 148,462,807.45/14,937.80
  6. Step 6: Final answer
    x = 9,938.73

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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.