Home / 31,618.46-43,634.36-17,472.22

Finding the Fourth Proportional to 31,618.46, 43,634.36 and 17,472.22

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Solution

The fourth proportional to 31,618.46, 43,634.36 and 17,472.22 is: 24,112.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,618.46 : 43,634.36 = 17,472.22 : x
  2. Step 2: Convert to fraction form
    31,618.46/43,634.36 = 17,472.22/x
  3. Step 3: Cross multiply
    31,618.46x = 43,634.36 × 17,472.22
  4. Step 4: Simplify right side
    31,618.46x = 762,388,831.95
  5. Step 5: Solve for x
    x = 762,388,831.95/31,618.46
  6. Step 6: Final answer
    x = 24,112.14

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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.