Home / 31,719.44-47,581.52-9,531.04

Finding the Fourth Proportional to 31,719.44, 47,581.52 and 9,531.04

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Solution

The fourth proportional to 31,719.44, 47,581.52 and 9,531.04 is: 14,297.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,719.44 : 47,581.52 = 9,531.04 : x
  2. Step 2: Convert to fraction form
    31,719.44/47,581.52 = 9,531.04/x
  3. Step 3: Cross multiply
    31,719.44x = 47,581.52 × 9,531.04
  4. Step 4: Simplify right side
    31,719.44x = 453,501,370.38
  5. Step 5: Solve for x
    x = 453,501,370.38/31,719.44
  6. Step 6: Final answer
    x = 14,297.27

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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.