Home / 38,713.52-53,444.40-27,391.88

Finding the Fourth Proportional to 38,713.52, 53,444.40 and 27,391.88

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Solution

The fourth proportional to 38,713.52, 53,444.40 and 27,391.88 is: 37,814.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,713.52 : 53,444.40 = 27,391.88 : x
  2. Step 2: Convert to fraction form
    38,713.52/53,444.40 = 27,391.88/x
  3. Step 3: Cross multiply
    38,713.52x = 53,444.40 × 27,391.88
  4. Step 4: Simplify right side
    38,713.52x = 1,463,942,591.47
  5. Step 5: Solve for x
    x = 1,463,942,591.47/38,713.52
  6. Step 6: Final answer
    x = 37,814.76

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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.