Home / 40,434.81-55,800.41-22,286.18

Finding the Fourth Proportional to 40,434.81, 55,800.41 and 22,286.18

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Solution

The fourth proportional to 40,434.81, 55,800.41 and 22,286.18 is: 30,755.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,434.81 : 55,800.41 = 22,286.18 : x
  2. Step 2: Convert to fraction form
    40,434.81/55,800.41 = 22,286.18/x
  3. Step 3: Cross multiply
    40,434.81x = 55,800.41 × 22,286.18
  4. Step 4: Simplify right side
    40,434.81x = 1,243,577,981.33
  5. Step 5: Solve for x
    x = 1,243,577,981.33/40,434.81
  6. Step 6: Final answer
    x = 30,755.13

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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.