Home / 29,432.16-40,630.82-20,049.93

Finding the Fourth Proportional to 29,432.16, 40,630.82 and 20,049.93

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Solution

The fourth proportional to 29,432.16, 40,630.82 and 20,049.93 is: 27,678.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,432.16 : 40,630.82 = 20,049.93 : x
  2. Step 2: Convert to fraction form
    29,432.16/40,630.82 = 20,049.93/x
  3. Step 3: Cross multiply
    29,432.16x = 40,630.82 × 20,049.93
  4. Step 4: Simplify right side
    29,432.16x = 814,644,996.59
  5. Step 5: Solve for x
    x = 814,644,996.59/29,432.16
  6. Step 6: Final answer
    x = 27,678.74

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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.