Home / 30,366.56-41,909.51-17,791.31

Finding the Fourth Proportional to 30,366.56, 41,909.51 and 17,791.31

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Solution

The fourth proportional to 30,366.56, 41,909.51 and 17,791.31 is: 24,554.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,366.56 : 41,909.51 = 17,791.31 : x
  2. Step 2: Convert to fraction form
    30,366.56/41,909.51 = 17,791.31/x
  3. Step 3: Cross multiply
    30,366.56x = 41,909.51 × 17,791.31
  4. Step 4: Simplify right side
    30,366.56x = 745,625,233.61
  5. Step 5: Solve for x
    x = 745,625,233.61/30,366.56
  6. Step 6: Final answer
    x = 24,554.15

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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.