Home / 23,110.38-31,882.01-18,332.19

Finding the Fourth Proportional to 23,110.38, 31,882.01 and 18,332.19

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Solution

The fourth proportional to 23,110.38, 31,882.01 and 18,332.19 is: 25,290.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,110.38 : 31,882.01 = 18,332.19 : x
  2. Step 2: Convert to fraction form
    23,110.38/31,882.01 = 18,332.19/x
  3. Step 3: Cross multiply
    23,110.38x = 31,882.01 × 18,332.19
  4. Step 4: Simplify right side
    23,110.38x = 584,466,973.24
  5. Step 5: Solve for x
    x = 584,466,973.24/23,110.38
  6. Step 6: Final answer
    x = 25,290.24

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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.