Home / 47,435.70-65,475.03-27,306.78

Finding the Fourth Proportional to 47,435.70, 65,475.03 and 27,306.78

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Solution

The fourth proportional to 47,435.70, 65,475.03 and 27,306.78 is: 37,691.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,435.70 : 65,475.03 = 27,306.78 : x
  2. Step 2: Convert to fraction form
    47,435.70/65,475.03 = 27,306.78/x
  3. Step 3: Cross multiply
    47,435.70x = 65,475.03 × 27,306.78
  4. Step 4: Simplify right side
    47,435.70x = 1,787,912,239.70
  5. Step 5: Solve for x
    x = 1,787,912,239.70/47,435.70
  6. Step 6: Final answer
    x = 37,691.28

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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.