Home / 25,912.47-38,868.54-22,391.76

Finding the Fourth Proportional to 25,912.47, 38,868.54 and 22,391.76

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Solution

The fourth proportional to 25,912.47, 38,868.54 and 22,391.76 is: 33,587.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,912.47 : 38,868.54 = 22,391.76 : x
  2. Step 2: Convert to fraction form
    25,912.47/38,868.54 = 22,391.76/x
  3. Step 3: Cross multiply
    25,912.47x = 38,868.54 × 22,391.76
  4. Step 4: Simplify right side
    25,912.47x = 870,335,019.23
  5. Step 5: Solve for x
    x = 870,335,019.23/25,912.47
  6. Step 6: Final answer
    x = 33,587.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.