Home / 52,519.60-78,713.70-26,231.68

Finding the Fourth Proportional to 52,519.60, 78,713.70 and 26,231.68

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Solution

The fourth proportional to 52,519.60, 78,713.70 and 26,231.68 is: 39,314.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,519.60 : 78,713.70 = 26,231.68 : x
  2. Step 2: Convert to fraction form
    52,519.60/78,713.70 = 26,231.68/x
  3. Step 3: Cross multiply
    52,519.60x = 78,713.70 × 26,231.68
  4. Step 4: Simplify right side
    52,519.60x = 2,064,792,590.02
  5. Step 5: Solve for x
    x = 2,064,792,590.02/52,519.60
  6. Step 6: Final answer
    x = 39,314.71

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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.