Home / 31,331.92-43,237.08-17,184.56

Finding the Fourth Proportional to 31,331.92, 43,237.08 and 17,184.56

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Solution

The fourth proportional to 31,331.92, 43,237.08 and 17,184.56 is: 23,714.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,331.92 : 43,237.08 = 17,184.56 : x
  2. Step 2: Convert to fraction form
    31,331.92/43,237.08 = 17,184.56/x
  3. Step 3: Cross multiply
    31,331.92x = 43,237.08 × 17,184.56
  4. Step 4: Simplify right side
    31,331.92x = 743,010,195.48
  5. Step 5: Solve for x
    x = 743,010,195.48/31,331.92
  6. Step 6: Final answer
    x = 23,714.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.