Home / 47,872.42-66,065.08-26,653.12

Finding the Fourth Proportional to 47,872.42, 66,065.08 and 26,653.12

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Solution

The fourth proportional to 47,872.42, 66,065.08 and 26,653.12 is: 36,781.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,872.42 : 66,065.08 = 26,653.12 : x
  2. Step 2: Convert to fraction form
    47,872.42/66,065.08 = 26,653.12/x
  3. Step 3: Cross multiply
    47,872.42x = 66,065.08 × 26,653.12
  4. Step 4: Simplify right side
    47,872.42x = 1,760,840,505.05
  5. Step 5: Solve for x
    x = 1,760,840,505.05/47,872.42
  6. Step 6: Final answer
    x = 36,781.94

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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.