Home / 21,502.24-29,689.68-17,330.08

Finding the Fourth Proportional to 21,502.24, 29,689.68 and 17,330.08

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Solution

The fourth proportional to 21,502.24, 29,689.68 and 17,330.08 is: 23,928.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,502.24 : 29,689.68 = 17,330.08 : x
  2. Step 2: Convert to fraction form
    21,502.24/29,689.68 = 17,330.08/x
  3. Step 3: Cross multiply
    21,502.24x = 29,689.68 × 17,330.08
  4. Step 4: Simplify right side
    21,502.24x = 514,524,529.57
  5. Step 5: Solve for x
    x = 514,524,529.57/21,502.24
  6. Step 6: Final answer
    x = 23,928.88

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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.