Home / 36,721.95-55,091.02-13,348.38

Finding the Fourth Proportional to 36,721.95, 55,091.02 and 13,348.38

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Solution

The fourth proportional to 36,721.95, 55,091.02 and 13,348.38 is: 20,025.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,721.95 : 55,091.02 = 13,348.38 : x
  2. Step 2: Convert to fraction form
    36,721.95/55,091.02 = 13,348.38/x
  3. Step 3: Cross multiply
    36,721.95x = 55,091.02 × 13,348.38
  4. Step 4: Simplify right side
    36,721.95x = 735,375,869.55
  5. Step 5: Solve for x
    x = 735,375,869.55/36,721.95
  6. Step 6: Final answer
    x = 20,025.51

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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.