Home / 21,610.64-29,834.45-14,932.22

Finding the Fourth Proportional to 21,610.64, 29,834.45 and 14,932.22

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Solution

The fourth proportional to 21,610.64, 29,834.45 and 14,932.22 is: 20,614.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,610.64 : 29,834.45 = 14,932.22 : x
  2. Step 2: Convert to fraction form
    21,610.64/29,834.45 = 14,932.22/x
  3. Step 3: Cross multiply
    21,610.64x = 29,834.45 × 14,932.22
  4. Step 4: Simplify right side
    21,610.64x = 445,494,682.90
  5. Step 5: Solve for x
    x = 445,494,682.90/21,610.64
  6. Step 6: Final answer
    x = 20,614.60

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1.5x scale

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.