Home / 36,065.52-49,767.18-20,147.76

Finding the Fourth Proportional to 36,065.52, 49,767.18 and 20,147.76

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Solution

The fourth proportional to 36,065.52, 49,767.18 and 20,147.76 is: 27,802.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,065.52 : 49,767.18 = 20,147.76 : x
  2. Step 2: Convert to fraction form
    36,065.52/49,767.18 = 20,147.76/x
  3. Step 3: Cross multiply
    36,065.52x = 49,767.18 × 20,147.76
  4. Step 4: Simplify right side
    36,065.52x = 1,002,697,198.52
  5. Step 5: Solve for x
    x = 1,002,697,198.52/36,065.52
  6. Step 6: Final answer
    x = 27,802.10

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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.