Home / 31,441.60-43,387.84-17,294.08

Finding the Fourth Proportional to 31,441.60, 43,387.84 and 17,294.08

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Solution

The fourth proportional to 31,441.60, 43,387.84 and 17,294.08 is: 23,864.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,441.60 : 43,387.84 = 17,294.08 : x
  2. Step 2: Convert to fraction form
    31,441.60/43,387.84 = 17,294.08/x
  3. Step 3: Cross multiply
    31,441.60x = 43,387.84 × 17,294.08
  4. Step 4: Simplify right side
    31,441.60x = 750,352,775.99
  5. Step 5: Solve for x
    x = 750,352,775.99/31,441.60
  6. Step 6: Final answer
    x = 23,864.97

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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.