Home / 15,080.18-22,620.27-4,689.86

Finding the Fourth Proportional to 15,080.18, 22,620.27 and 4,689.86

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Solution

The fourth proportional to 15,080.18, 22,620.27 and 4,689.86 is: 7,034.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,080.18 : 22,620.27 = 4,689.86 : x
  2. Step 2: Convert to fraction form
    15,080.18/22,620.27 = 4,689.86/x
  3. Step 3: Cross multiply
    15,080.18x = 22,620.27 × 4,689.86
  4. Step 4: Simplify right side
    15,080.18x = 106,085,899.46
  5. Step 5: Solve for x
    x = 106,085,899.46/15,080.18
  6. Step 6: Final answer
    x = 7,034.79

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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.