Home / 31,167.52-43,011.36-17,020.36

Finding the Fourth Proportional to 31,167.52, 43,011.36 and 17,020.36

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Solution

The fourth proportional to 31,167.52, 43,011.36 and 17,020.36 is: 23,488.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,167.52 : 43,011.36 = 17,020.36 : x
  2. Step 2: Convert to fraction form
    31,167.52/43,011.36 = 17,020.36/x
  3. Step 3: Cross multiply
    31,167.52x = 43,011.36 × 17,020.36
  4. Step 4: Simplify right side
    31,167.52x = 732,068,831.29
  5. Step 5: Solve for x
    x = 732,068,831.29/31,167.52
  6. Step 6: Final answer
    x = 23,488.20

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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.