Home / 47,988.11-66,228.33-35,867.58

Finding the Fourth Proportional to 47,988.11, 66,228.33 and 35,867.58

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Solution

The fourth proportional to 47,988.11, 66,228.33 and 35,867.58 is: 49,500.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,988.11 : 66,228.33 = 35,867.58 : x
  2. Step 2: Convert to fraction form
    47,988.11/66,228.33 = 35,867.58/x
  3. Step 3: Cross multiply
    47,988.11x = 66,228.33 × 35,867.58
  4. Step 4: Simplify right side
    47,988.11x = 2,375,449,810.69
  5. Step 5: Solve for x
    x = 2,375,449,810.69/47,988.11
  6. Step 6: Final answer
    x = 49,500.80

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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.