Home / 40,370.38-55,711.12-22,706.38

Finding the Fourth Proportional to 40,370.38, 55,711.12 and 22,706.38

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Solution

The fourth proportional to 40,370.38, 55,711.12 and 22,706.38 is: 31,334.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,370.38 : 55,711.12 = 22,706.38 : x
  2. Step 2: Convert to fraction form
    40,370.38/55,711.12 = 22,706.38/x
  3. Step 3: Cross multiply
    40,370.38x = 55,711.12 × 22,706.38
  4. Step 4: Simplify right side
    40,370.38x = 1,264,997,582.39
  5. Step 5: Solve for x
    x = 1,264,997,582.39/40,370.38
  6. Step 6: Final answer
    x = 31,334.80

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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.