Home / 39,361.20-54,316.46-22,363.22

Finding the Fourth Proportional to 39,361.20, 54,316.46 and 22,363.22

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Solution

The fourth proportional to 39,361.20, 54,316.46 and 22,363.22 is: 30,860.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,361.20 : 54,316.46 = 22,363.22 : x
  2. Step 2: Convert to fraction form
    39,361.20/54,316.46 = 22,363.22/x
  3. Step 3: Cross multiply
    39,361.20x = 54,316.46 × 22,363.22
  4. Step 4: Simplify right side
    39,361.20x = 1,214,690,728.93
  5. Step 5: Solve for x
    x = 1,214,690,728.93/39,361.20
  6. Step 6: Final answer
    x = 30,860.10

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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.