Home / 28,229.84-42,437.12-26,159.52

Finding the Fourth Proportional to 28,229.84, 42,437.12 and 26,159.52

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Solution

The fourth proportional to 28,229.84, 42,437.12 and 26,159.52 is: 39,324.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,229.84 : 42,437.12 = 26,159.52 : x
  2. Step 2: Convert to fraction form
    28,229.84/42,437.12 = 26,159.52/x
  3. Step 3: Cross multiply
    28,229.84x = 42,437.12 × 26,159.52
  4. Step 4: Simplify right side
    28,229.84x = 1,110,134,689.38
  5. Step 5: Solve for x
    x = 1,110,134,689.38/28,229.84
  6. Step 6: Final answer
    x = 39,324.87

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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.