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Finding the Fourth Proportional to 22,802.62, 34,215.77 and 17,254.31

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Solution

The fourth proportional to 22,802.62, 34,215.77 and 17,254.31 is: 25,890.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,802.62 : 34,215.77 = 17,254.31 : x
  2. Step 2: Convert to fraction form
    22,802.62/34,215.77 = 17,254.31/x
  3. Step 3: Cross multiply
    22,802.62x = 34,215.77 × 17,254.31
  4. Step 4: Simplify right side
    22,802.62x = 590,369,502.47
  5. Step 5: Solve for x
    x = 590,369,502.47/22,802.62
  6. Step 6: Final answer
    x = 25,890.42

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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.