Home / 36,127.38-49,872.52-21,014.53

Finding the Fourth Proportional to 36,127.38, 49,872.52 and 21,014.53

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Solution

The fourth proportional to 36,127.38, 49,872.52 and 21,014.53 is: 29,009.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,127.38 : 49,872.52 = 21,014.53 : x
  2. Step 2: Convert to fraction form
    36,127.38/49,872.52 = 21,014.53/x
  3. Step 3: Cross multiply
    36,127.38x = 49,872.52 × 21,014.53
  4. Step 4: Simplify right side
    36,127.38x = 1,048,047,577.52
  5. Step 5: Solve for x
    x = 1,048,047,577.52/36,127.38
  6. Step 6: Final answer
    x = 29,009.79

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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.