Home / 15,115.56-22,668.66-4,585.17

Finding the Fourth Proportional to 15,115.56, 22,668.66 and 4,585.17

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Solution

The fourth proportional to 15,115.56, 22,668.66 and 4,585.17 is: 6,876.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,115.56 : 22,668.66 = 4,585.17 : x
  2. Step 2: Convert to fraction form
    15,115.56/22,668.66 = 4,585.17/x
  3. Step 3: Cross multiply
    15,115.56x = 22,668.66 × 4,585.17
  4. Step 4: Simplify right side
    15,115.56x = 103,939,659.77
  5. Step 5: Solve for x
    x = 103,939,659.77/15,115.56
  6. Step 6: Final answer
    x = 6,876.34

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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.