Home / 31,441.59-43,390.23-17,294.82

Finding the Fourth Proportional to 31,441.59, 43,390.23 and 17,294.82

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Solution

The fourth proportional to 31,441.59, 43,390.23 and 17,294.82 is: 23,867.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,441.59 : 43,390.23 = 17,294.82 : x
  2. Step 2: Convert to fraction form
    31,441.59/43,390.23 = 17,294.82/x
  3. Step 3: Cross multiply
    31,441.59x = 43,390.23 × 17,294.82
  4. Step 4: Simplify right side
    31,441.59x = 750,426,217.61
  5. Step 5: Solve for x
    x = 750,426,217.61/31,441.59
  6. Step 6: Final answer
    x = 23,867.31

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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.