Home / 19,648.89-29,251.13-19,532.12

Finding the Fourth Proportional to 19,648.89, 29,251.13 and 19,532.12

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Solution

The fourth proportional to 19,648.89, 29,251.13 and 19,532.12 is: 29,077.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,648.89 : 29,251.13 = 19,532.12 : x
  2. Step 2: Convert to fraction form
    19,648.89/29,251.13 = 19,532.12/x
  3. Step 3: Cross multiply
    19,648.89x = 29,251.13 × 19,532.12
  4. Step 4: Simplify right side
    19,648.89x = 571,336,337.38
  5. Step 5: Solve for x
    x = 571,336,337.38/19,648.89
  6. Step 6: Final answer
    x = 29,077.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.