Home / 52,462.39-78,636.31-25,826.71

Finding the Fourth Proportional to 52,462.39, 78,636.31 and 25,826.71

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Solution

The fourth proportional to 52,462.39, 78,636.31 and 25,826.71 is: 38,711.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,462.39 : 78,636.31 = 25,826.71 : x
  2. Step 2: Convert to fraction form
    52,462.39/78,636.31 = 25,826.71/x
  3. Step 3: Cross multiply
    52,462.39x = 78,636.31 × 25,826.71
  4. Step 4: Simplify right side
    52,462.39x = 2,030,917,173.84
  5. Step 5: Solve for x
    x = 2,030,917,173.84/52,462.39
  6. Step 6: Final answer
    x = 38,711.87

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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.