Home / 52,488.36-78,708.84-15,039.86

Finding the Fourth Proportional to 52,488.36, 78,708.84 and 15,039.86

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Solution

The fourth proportional to 52,488.36, 78,708.84 and 15,039.86 is: 22,552.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488.36 : 78,708.84 = 15,039.86 : x
  2. Step 2: Convert to fraction form
    52,488.36/78,708.84 = 15,039.86/x
  3. Step 3: Cross multiply
    52,488.36x = 78,708.84 × 15,039.86
  4. Step 4: Simplify right side
    52,488.36x = 1,183,769,540.82
  5. Step 5: Solve for x
    x = 1,183,769,540.82/52,488.36
  6. Step 6: Final answer
    x = 22,552.99

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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.