Home / 31,513.80-43,488.84-17,366.66

Finding the Fourth Proportional to 31,513.80, 43,488.84 and 17,366.66

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Solution

The fourth proportional to 31,513.80, 43,488.84 and 17,366.66 is: 23,965.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,513.80 : 43,488.84 = 17,366.66 : x
  2. Step 2: Convert to fraction form
    31,513.80/43,488.84 = 17,366.66/x
  3. Step 3: Cross multiply
    31,513.80x = 43,488.84 × 17,366.66
  4. Step 4: Simplify right side
    31,513.80x = 755,255,898.07
  5. Step 5: Solve for x
    x = 755,255,898.07/31,513.80
  6. Step 6: Final answer
    x = 23,965.88

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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.