Home / 38,138.88-57,206.04-22,655.04

Finding the Fourth Proportional to 38,138.88, 57,206.04 and 22,655.04

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Solution

The fourth proportional to 38,138.88, 57,206.04 and 22,655.04 is: 33,981.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,138.88 : 57,206.04 = 22,655.04 : x
  2. Step 2: Convert to fraction form
    38,138.88/57,206.04 = 22,655.04/x
  3. Step 3: Cross multiply
    38,138.88x = 57,206.04 × 22,655.04
  4. Step 4: Simplify right side
    38,138.88x = 1,296,005,124.44
  5. Step 5: Solve for x
    x = 1,296,005,124.44/38,138.88
  6. Step 6: Final answer
    x = 33,981.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.