Home / 41,982-62,983.80-15,686.92

Finding the Fourth Proportional to 41,982, 62,983.80 and 15,686.92

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Solution

The fourth proportional to 41,982, 62,983.80 and 15,686.92 is: 23,534.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,982 : 62,983.80 = 15,686.92 : x
  2. Step 2: Convert to fraction form
    41,982/62,983.80 = 15,686.92/x
  3. Step 3: Cross multiply
    41,982x = 62,983.80 × 15,686.92
  4. Step 4: Simplify right side
    41,982x = 988,021,831.90
  5. Step 5: Solve for x
    x = 988,021,831.90/41,982
  6. Step 6: Final answer
    x = 23,534.42

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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.