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Finding the Fourth Proportional to 14,377.33, 19,839.18 and 8,002.90

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Solution

The fourth proportional to 14,377.33, 19,839.18 and 8,002.90 is: 11,043.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,377.33 : 19,839.18 = 8,002.90 : x
  2. Step 2: Convert to fraction form
    14,377.33/19,839.18 = 8,002.90/x
  3. Step 3: Cross multiply
    14,377.33x = 19,839.18 × 8,002.90
  4. Step 4: Simplify right side
    14,377.33x = 158,770,973.62
  5. Step 5: Solve for x
    x = 158,770,973.62/14,377.33
  6. Step 6: Final answer
    x = 11,043.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.