Home / 31,164.16-43,014.56-17,743.04

Finding the Fourth Proportional to 31,164.16, 43,014.56 and 17,743.04

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Solution

The fourth proportional to 31,164.16, 43,014.56 and 17,743.04 is: 24,489.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,164.16 : 43,014.56 = 17,743.04 : x
  2. Step 2: Convert to fraction form
    31,164.16/43,014.56 = 17,743.04/x
  3. Step 3: Cross multiply
    31,164.16x = 43,014.56 × 17,743.04
  4. Step 4: Simplify right side
    31,164.16x = 763,209,058.66
  5. Step 5: Solve for x
    x = 763,209,058.66/31,164.16
  6. Step 6: Final answer
    x = 24,489.96

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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.