Home / 47,767.53-65,919.59-29,872.92

Finding the Fourth Proportional to 47,767.53, 65,919.59 and 29,872.92

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Solution

The fourth proportional to 47,767.53, 65,919.59 and 29,872.92 is: 41,224.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,767.53 : 65,919.59 = 29,872.92 : x
  2. Step 2: Convert to fraction form
    47,767.53/65,919.59 = 29,872.92/x
  3. Step 3: Cross multiply
    47,767.53x = 65,919.59 × 29,872.92
  4. Step 4: Simplify right side
    47,767.53x = 1,969,210,489.14
  5. Step 5: Solve for x
    x = 1,969,210,489.14/47,767.53
  6. Step 6: Final answer
    x = 41,224.88

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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.