Home / 21,414.24-29,551.91-12,337.52

Finding the Fourth Proportional to 21,414.24, 29,551.91 and 12,337.52

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Solution

The fourth proportional to 21,414.24, 29,551.91 and 12,337.52 is: 17,025.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,414.24 : 29,551.91 = 12,337.52 : x
  2. Step 2: Convert to fraction form
    21,414.24/29,551.91 = 12,337.52/x
  3. Step 3: Cross multiply
    21,414.24x = 29,551.91 × 12,337.52
  4. Step 4: Simplify right side
    21,414.24x = 364,597,071.22
  5. Step 5: Solve for x
    x = 364,597,071.22/21,414.24
  6. Step 6: Final answer
    x = 17,025.92

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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.