Home / 47,938.56-66,148.98-27,791.16

Finding the Fourth Proportional to 47,938.56, 66,148.98 and 27,791.16

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Solution

The fourth proportional to 47,938.56, 66,148.98 and 27,791.16 is: 38,348.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,938.56 : 66,148.98 = 27,791.16 : x
  2. Step 2: Convert to fraction form
    47,938.56/66,148.98 = 27,791.16/x
  3. Step 3: Cross multiply
    47,938.56x = 66,148.98 × 27,791.16
  4. Step 4: Simplify right side
    47,938.56x = 1,838,356,887.02
  5. Step 5: Solve for x
    x = 1,838,356,887.02/47,938.56
  6. Step 6: Final answer
    x = 38,348.19

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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.