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Finding the Fourth Proportional to 23,008.59, 34,512.89 and 7,214.85

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Solution

The fourth proportional to 23,008.59, 34,512.89 and 7,214.85 is: 10,822.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,008.59 : 34,512.89 = 7,214.85 : x
  2. Step 2: Convert to fraction form
    23,008.59/34,512.89 = 7,214.85/x
  3. Step 3: Cross multiply
    23,008.59x = 34,512.89 × 7,214.85
  4. Step 4: Simplify right side
    23,008.59x = 249,005,288.34
  5. Step 5: Solve for x
    x = 249,005,288.34/23,008.59
  6. Step 6: Final answer
    x = 10,822.28

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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.