Home / 22,661.40-31,287.96-17,346.72

Finding the Fourth Proportional to 22,661.40, 31,287.96 and 17,346.72

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Solution

The fourth proportional to 22,661.40, 31,287.96 and 17,346.72 is: 23,950.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,661.40 : 31,287.96 = 17,346.72 : x
  2. Step 2: Convert to fraction form
    22,661.40/31,287.96 = 17,346.72/x
  3. Step 3: Cross multiply
    22,661.40x = 31,287.96 × 17,346.72
  4. Step 4: Simplify right side
    22,661.40x = 542,743,481.49
  5. Step 5: Solve for x
    x = 542,743,481.49/22,661.40
  6. Step 6: Final answer
    x = 23,950.13

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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.