Home / 37,979.66-52,377.87-31,627.28

Finding the Fourth Proportional to 37,979.66, 52,377.87 and 31,627.28

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Solution

The fourth proportional to 37,979.66, 52,377.87 and 31,627.28 is: 43,617.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,979.66 : 52,377.87 = 31,627.28 : x
  2. Step 2: Convert to fraction form
    37,979.66/52,377.87 = 31,627.28/x
  3. Step 3: Cross multiply
    37,979.66x = 52,377.87 × 31,627.28
  4. Step 4: Simplify right side
    37,979.66x = 1,656,569,560.29
  5. Step 5: Solve for x
    x = 1,656,569,560.29/37,979.66
  6. Step 6: Final answer
    x = 43,617.28

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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.