Home / 21,414.26-32,122.10-7,374.14

Finding the Fourth Proportional to 21,414.26, 32,122.10 and 7,374.14

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Solution

The fourth proportional to 21,414.26, 32,122.10 and 7,374.14 is: 11,061.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,414.26 : 32,122.10 = 7,374.14 : x
  2. Step 2: Convert to fraction form
    21,414.26/32,122.10 = 7,374.14/x
  3. Step 3: Cross multiply
    21,414.26x = 32,122.10 × 7,374.14
  4. Step 4: Simplify right side
    21,414.26x = 236,872,665.01
  5. Step 5: Solve for x
    x = 236,872,665.01/21,414.26
  6. Step 6: Final answer
    x = 11,061.45

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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.