Home / 36,184.78-49,934.10-20,269.12

Finding the Fourth Proportional to 36,184.78, 49,934.10 and 20,269.12

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Solution

The fourth proportional to 36,184.78, 49,934.10 and 20,269.12 is: 27,970.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,184.78 : 49,934.10 = 20,269.12 : x
  2. Step 2: Convert to fraction form
    36,184.78/49,934.10 = 20,269.12/x
  3. Step 3: Cross multiply
    36,184.78x = 49,934.10 × 20,269.12
  4. Step 4: Simplify right side
    36,184.78x = 1,012,120,264.99
  5. Step 5: Solve for x
    x = 1,012,120,264.99/36,184.78
  6. Step 6: Final answer
    x = 27,970.88

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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.