Home / 41,831.89-57,727.69-22,711.21

Finding the Fourth Proportional to 41,831.89, 57,727.69 and 22,711.21

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Solution

The fourth proportional to 41,831.89, 57,727.69 and 22,711.21 is: 31,341.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,831.89 : 57,727.69 = 22,711.21 : x
  2. Step 2: Convert to fraction form
    41,831.89/57,727.69 = 22,711.21/x
  3. Step 3: Cross multiply
    41,831.89x = 57,727.69 × 22,711.21
  4. Step 4: Simplify right side
    41,831.89x = 1,311,065,690.40
  5. Step 5: Solve for x
    x = 1,311,065,690.40/41,831.89
  6. Step 6: Final answer
    x = 31,341.30

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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.