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Finding the Fourth Proportional to 14,761.99, 22,140.90 and 4,232.90

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Solution

The fourth proportional to 14,761.99, 22,140.90 and 4,232.90 is: 6,348.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,761.99 : 22,140.90 = 4,232.90 : x
  2. Step 2: Convert to fraction form
    14,761.99/22,140.90 = 4,232.90/x
  3. Step 3: Cross multiply
    14,761.99x = 22,140.90 × 4,232.90
  4. Step 4: Simplify right side
    14,761.99x = 93,720,270.96
  5. Step 5: Solve for x
    x = 93,720,270.96/14,761.99
  6. Step 6: Final answer
    x = 6,348.76

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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.