Home / 22,723.13-31,341.87-18,474.18

Finding the Fourth Proportional to 22,723.13, 31,341.87 and 18,474.18

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Solution

The fourth proportional to 22,723.13, 31,341.87 and 18,474.18 is: 25,481.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,723.13 : 31,341.87 = 18,474.18 : x
  2. Step 2: Convert to fraction form
    22,723.13/31,341.87 = 18,474.18/x
  3. Step 3: Cross multiply
    22,723.13x = 31,341.87 × 18,474.18
  4. Step 4: Simplify right side
    22,723.13x = 579,015,230.38
  5. Step 5: Solve for x
    x = 579,015,230.38/22,723.13
  6. Step 6: Final answer
    x = 25,481.31

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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.