Home / 45,979.72-63,451.92-26,872.72

Finding the Fourth Proportional to 45,979.72, 63,451.92 and 26,872.72

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Solution

The fourth proportional to 45,979.72, 63,451.92 and 26,872.72 is: 37,084.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,979.72 : 63,451.92 = 26,872.72 : x
  2. Step 2: Convert to fraction form
    45,979.72/63,451.92 = 26,872.72/x
  3. Step 3: Cross multiply
    45,979.72x = 63,451.92 × 26,872.72
  4. Step 4: Simplify right side
    45,979.72x = 1,705,125,679.62
  5. Step 5: Solve for x
    x = 1,705,125,679.62/45,979.72
  6. Step 6: Final answer
    x = 37,084.30

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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.