Home / 31,182.62-43,032.96-17,036.38

Finding the Fourth Proportional to 31,182.62, 43,032.96 and 17,036.38

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Solution

The fourth proportional to 31,182.62, 43,032.96 and 17,036.38 is: 23,510.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,182.62 : 43,032.96 = 17,036.38 : x
  2. Step 2: Convert to fraction form
    31,182.62/43,032.96 = 17,036.38/x
  3. Step 3: Cross multiply
    31,182.62x = 43,032.96 × 17,036.38
  4. Step 4: Simplify right side
    31,182.62x = 733,125,859.08
  5. Step 5: Solve for x
    x = 733,125,859.08/31,182.62
  6. Step 6: Final answer
    x = 23,510.72

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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.