Home / 41,689.12-57,534.28-23,780.02

Finding the Fourth Proportional to 41,689.12, 57,534.28 and 23,780.02

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Solution

The fourth proportional to 41,689.12, 57,534.28 and 23,780.02 is: 32,818.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,689.12 : 57,534.28 = 23,780.02 : x
  2. Step 2: Convert to fraction form
    41,689.12/57,534.28 = 23,780.02/x
  3. Step 3: Cross multiply
    41,689.12x = 57,534.28 × 23,780.02
  4. Step 4: Simplify right side
    41,689.12x = 1,368,166,329.09
  5. Step 5: Solve for x
    x = 1,368,166,329.09/41,689.12
  6. Step 6: Final answer
    x = 32,818.31

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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.