Home / 34,712.52-47,903.40-18,796.92

Finding the Fourth Proportional to 34,712.52, 47,903.40 and 18,796.92

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Solution

The fourth proportional to 34,712.52, 47,903.40 and 18,796.92 is: 25,939.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,712.52 : 47,903.40 = 18,796.92 : x
  2. Step 2: Convert to fraction form
    34,712.52/47,903.40 = 18,796.92/x
  3. Step 3: Cross multiply
    34,712.52x = 47,903.40 × 18,796.92
  4. Step 4: Simplify right side
    34,712.52x = 900,436,377.53
  5. Step 5: Solve for x
    x = 900,436,377.53/34,712.52
  6. Step 6: Final answer
    x = 25,939.82

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Double scale
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Similar ratio
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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.