Home / 31,454.14-43,407.38-17,307.01

Finding the Fourth Proportional to 31,454.14, 43,407.38 and 17,307.01

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Solution

The fourth proportional to 31,454.14, 43,407.38 and 17,307.01 is: 23,884.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,454.14 : 43,407.38 = 17,307.01 : x
  2. Step 2: Convert to fraction form
    31,454.14/43,407.38 = 17,307.01/x
  3. Step 3: Cross multiply
    31,454.14x = 43,407.38 × 17,307.01
  4. Step 4: Simplify right side
    31,454.14x = 751,251,959.73
  5. Step 5: Solve for x
    x = 751,251,959.73/31,454.14
  6. Step 6: Final answer
    x = 23,884.04

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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.