Home / 47,926.38-66,132.27-27,780.48

Finding the Fourth Proportional to 47,926.38, 66,132.27 and 27,780.48

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Solution

The fourth proportional to 47,926.38, 66,132.27 and 27,780.48 is: 38,333.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,926.38 : 66,132.27 = 27,780.48 : x
  2. Step 2: Convert to fraction form
    47,926.38/66,132.27 = 27,780.48/x
  3. Step 3: Cross multiply
    47,926.38x = 66,132.27 × 27,780.48
  4. Step 4: Simplify right side
    47,926.38x = 1,837,186,204.09
  5. Step 5: Solve for x
    x = 1,837,186,204.09/47,926.38
  6. Step 6: Final answer
    x = 38,333.51

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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.