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Finding the Fourth Proportional to 22,902.90, 34,365.15 and 17,070.90

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Solution

The fourth proportional to 22,902.90, 34,365.15 and 17,070.90 is: 25,614.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,902.90 : 34,365.15 = 17,070.90 : x
  2. Step 2: Convert to fraction form
    22,902.90/34,365.15 = 17,070.90/x
  3. Step 3: Cross multiply
    22,902.90x = 34,365.15 × 17,070.90
  4. Step 4: Simplify right side
    22,902.90x = 586,644,039.14
  5. Step 5: Solve for x
    x = 586,644,039.14/22,902.90
  6. Step 6: Final answer
    x = 25,614.40

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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.