Home / 38,494.08-57,680.64-29,750.40

Finding the Fourth Proportional to 38,494.08, 57,680.64 and 29,750.40

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Solution

The fourth proportional to 38,494.08, 57,680.64 and 29,750.40 is: 44,578.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,494.08 : 57,680.64 = 29,750.40 : x
  2. Step 2: Convert to fraction form
    38,494.08/57,680.64 = 29,750.40/x
  3. Step 3: Cross multiply
    38,494.08x = 57,680.64 × 29,750.40
  4. Step 4: Simplify right side
    38,494.08x = 1,716,022,112.26
  5. Step 5: Solve for x
    x = 1,716,022,112.26/38,494.08
  6. Step 6: Final answer
    x = 44,578.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.