Home / 31,377.11-43,300.10-17,036.62

Finding the Fourth Proportional to 31,377.11, 43,300.10 and 17,036.62

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Solution

The fourth proportional to 31,377.11, 43,300.10 and 17,036.62 is: 23,510.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,377.11 : 43,300.10 = 17,036.62 : x
  2. Step 2: Convert to fraction form
    31,377.11/43,300.10 = 17,036.62/x
  3. Step 3: Cross multiply
    31,377.11x = 43,300.10 × 17,036.62
  4. Step 4: Simplify right side
    31,377.11x = 737,687,349.66
  5. Step 5: Solve for x
    x = 737,687,349.66/31,377.11
  6. Step 6: Final answer
    x = 23,510.37

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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.