Home / 31,976.32-44,127.62-17,636.71

Finding the Fourth Proportional to 31,976.32, 44,127.62 and 17,636.71

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Solution

The fourth proportional to 31,976.32, 44,127.62 and 17,636.71 is: 24,338.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,976.32 : 44,127.62 = 17,636.71 : x
  2. Step 2: Convert to fraction form
    31,976.32/44,127.62 = 17,636.71/x
  3. Step 3: Cross multiply
    31,976.32x = 44,127.62 × 17,636.71
  4. Step 4: Simplify right side
    31,976.32x = 778,266,036.93
  5. Step 5: Solve for x
    x = 778,266,036.93/31,976.32
  6. Step 6: Final answer
    x = 24,338.82

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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.