Home / 52,452.19-78,676.26-13,009.65

Finding the Fourth Proportional to 52,452.19, 78,676.26 and 13,009.65

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Solution

The fourth proportional to 52,452.19, 78,676.26 and 13,009.65 is: 19,513.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,452.19 : 78,676.26 = 13,009.65 : x
  2. Step 2: Convert to fraction form
    52,452.19/78,676.26 = 13,009.65/x
  3. Step 3: Cross multiply
    52,452.19x = 78,676.26 × 13,009.65
  4. Step 4: Simplify right side
    52,452.19x = 1,023,550,605.91
  5. Step 5: Solve for x
    x = 1,023,550,605.91/52,452.19
  6. Step 6: Final answer
    x = 19,513.97

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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.