Home / 47,145.80-65,057.33-27,761.64

Finding the Fourth Proportional to 47,145.80, 65,057.33 and 27,761.64

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Solution

The fourth proportional to 47,145.80, 65,057.33 and 27,761.64 is: 38,308.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,145.80 : 65,057.33 = 27,761.64 : x
  2. Step 2: Convert to fraction form
    47,145.80/65,057.33 = 27,761.64/x
  3. Step 3: Cross multiply
    47,145.80x = 65,057.33 × 27,761.64
  4. Step 4: Simplify right side
    47,145.80x = 1,806,098,244.23
  5. Step 5: Solve for x
    x = 1,806,098,244.23/47,145.80
  6. Step 6: Final answer
    x = 38,308.79

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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.