Home / 52,377.78-78,558.09-14,418.18

Finding the Fourth Proportional to 52,377.78, 78,558.09 and 14,418.18

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Solution

The fourth proportional to 52,377.78, 78,558.09 and 14,418.18 is: 21,624.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,377.78 : 78,558.09 = 14,418.18 : x
  2. Step 2: Convert to fraction form
    52,377.78/78,558.09 = 14,418.18/x
  3. Step 3: Cross multiply
    52,377.78x = 78,558.09 × 14,418.18
  4. Step 4: Simplify right side
    52,377.78x = 1,132,664,682.08
  5. Step 5: Solve for x
    x = 1,132,664,682.08/52,377.78
  6. Step 6: Final answer
    x = 21,624.91

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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.