Home / 47,283.12-65,248.02-27,135.72

Finding the Fourth Proportional to 47,283.12, 65,248.02 and 27,135.72

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Solution

The fourth proportional to 47,283.12, 65,248.02 and 27,135.72 is: 37,445.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,283.12 : 65,248.02 = 27,135.72 : x
  2. Step 2: Convert to fraction form
    47,283.12/65,248.02 = 27,135.72/x
  3. Step 3: Cross multiply
    47,283.12x = 65,248.02 × 27,135.72
  4. Step 4: Simplify right side
    47,283.12x = 1,770,552,001.27
  5. Step 5: Solve for x
    x = 1,770,552,001.27/47,283.12
  6. Step 6: Final answer
    x = 37,445.75

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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.