Home / 36,127.17-49,855.55-20,211.93

Finding the Fourth Proportional to 36,127.17, 49,855.55 and 20,211.93

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Solution

The fourth proportional to 36,127.17, 49,855.55 and 20,211.93 is: 27,892.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,127.17 : 49,855.55 = 20,211.93 : x
  2. Step 2: Convert to fraction form
    36,127.17/49,855.55 = 20,211.93/x
  3. Step 3: Cross multiply
    36,127.17x = 49,855.55 × 20,211.93
  4. Step 4: Simplify right side
    36,127.17x = 1,007,676,785.65
  5. Step 5: Solve for x
    x = 1,007,676,785.65/36,127.17
  6. Step 6: Final answer
    x = 27,892.49

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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.