Home / 21,460-32,195.26-17,337.36

Finding the Fourth Proportional to 21,460, 32,195.26 and 17,337.36

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Solution

The fourth proportional to 21,460, 32,195.26 and 17,337.36 is: 26,010.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,460 : 32,195.26 = 17,337.36 : x
  2. Step 2: Convert to fraction form
    21,460/32,195.26 = 17,337.36/x
  3. Step 3: Cross multiply
    21,460x = 32,195.26 × 17,337.36
  4. Step 4: Simplify right side
    21,460x = 558,180,812.91
  5. Step 5: Solve for x
    x = 558,180,812.91/21,460
  6. Step 6: Final answer
    x = 26,010.29

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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.