Home / 21,346.29-29,452.35-14,634.02

Finding the Fourth Proportional to 21,346.29, 29,452.35 and 14,634.02

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Solution

The fourth proportional to 21,346.29, 29,452.35 and 14,634.02 is: 20,191.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,346.29 : 29,452.35 = 14,634.02 : x
  2. Step 2: Convert to fraction form
    21,346.29/29,452.35 = 14,634.02/x
  3. Step 3: Cross multiply
    21,346.29x = 29,452.35 × 14,634.02
  4. Step 4: Simplify right side
    21,346.29x = 431,006,131.69
  5. Step 5: Solve for x
    x = 431,006,131.69/21,346.29
  6. Step 6: Final answer
    x = 20,191.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.