Home / 15,689.16-23,541.39-6,922.98

Finding the Fourth Proportional to 15,689.16, 23,541.39 and 6,922.98

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Solution

The fourth proportional to 15,689.16, 23,541.39 and 6,922.98 is: 10,387.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,689.16 : 23,541.39 = 6,922.98 : x
  2. Step 2: Convert to fraction form
    15,689.16/23,541.39 = 6,922.98/x
  3. Step 3: Cross multiply
    15,689.16x = 23,541.39 × 6,922.98
  4. Step 4: Simplify right side
    15,689.16x = 162,976,572.14
  5. Step 5: Solve for x
    x = 162,976,572.14/15,689.16
  6. Step 6: Final answer
    x = 10,387.85

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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.