Home / 52,845.91-79,278.89-27,862.35

Finding the Fourth Proportional to 52,845.91, 79,278.89 and 27,862.35

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Solution

The fourth proportional to 52,845.91, 79,278.89 and 27,862.35 is: 41,798.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,845.91 : 79,278.89 = 27,862.35 : x
  2. Step 2: Convert to fraction form
    52,845.91/79,278.89 = 27,862.35/x
  3. Step 3: Cross multiply
    52,845.91x = 79,278.89 × 27,862.35
  4. Step 4: Simplify right side
    52,845.91x = 2,208,896,180.79
  5. Step 5: Solve for x
    x = 2,208,896,180.79/52,845.91
  6. Step 6: Final answer
    x = 41,798.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.