Home / 39,168.19-54,052.17-22,401.19

Finding the Fourth Proportional to 39,168.19, 54,052.17 and 22,401.19

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Solution

The fourth proportional to 39,168.19, 54,052.17 and 22,401.19 is: 30,913.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,168.19 : 54,052.17 = 22,401.19 : x
  2. Step 2: Convert to fraction form
    39,168.19/54,052.17 = 22,401.19/x
  3. Step 3: Cross multiply
    39,168.19x = 54,052.17 × 22,401.19
  4. Step 4: Simplify right side
    39,168.19x = 1,210,832,710.95
  5. Step 5: Solve for x
    x = 1,210,832,710.95/39,168.19
  6. Step 6: Final answer
    x = 30,913.68

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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.