Home / 47,936.61-66,147.03-27,789.28

Finding the Fourth Proportional to 47,936.61, 66,147.03 and 27,789.28

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Solution

The fourth proportional to 47,936.61, 66,147.03 and 27,789.28 is: 38,346.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,936.61 : 66,147.03 = 27,789.28 : x
  2. Step 2: Convert to fraction form
    47,936.61/66,147.03 = 27,789.28/x
  3. Step 3: Cross multiply
    47,936.61x = 66,147.03 × 27,789.28
  4. Step 4: Simplify right side
    47,936.61x = 1,838,178,172.47
  5. Step 5: Solve for x
    x = 1,838,178,172.47/47,936.61
  6. Step 6: Final answer
    x = 38,346.02

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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.