Home / 36,862.38-55,293.56-12,238.38

Finding the Fourth Proportional to 36,862.38, 55,293.56 and 12,238.38

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Solution

The fourth proportional to 36,862.38, 55,293.56 and 12,238.38 is: 18,357.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,862.38 : 55,293.56 = 12,238.38 : x
  2. Step 2: Convert to fraction form
    36,862.38/55,293.56 = 12,238.38/x
  3. Step 3: Cross multiply
    36,862.38x = 55,293.56 × 12,238.38
  4. Step 4: Simplify right side
    36,862.38x = 676,703,598.83
  5. Step 5: Solve for x
    x = 676,703,598.83/36,862.38
  6. Step 6: Final answer
    x = 18,357.57

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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.