Home / 52,456.71-78,708.32-27,490.82

Finding the Fourth Proportional to 52,456.71, 78,708.32 and 27,490.82

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Solution

The fourth proportional to 52,456.71, 78,708.32 and 27,490.82 is: 41,248.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,456.71 : 78,708.32 = 27,490.82 : x
  2. Step 2: Convert to fraction form
    52,456.71/78,708.32 = 27,490.82/x
  3. Step 3: Cross multiply
    52,456.71x = 78,708.32 × 27,490.82
  4. Step 4: Simplify right side
    52,456.71x = 2,163,756,257.62
  5. Step 5: Solve for x
    x = 2,163,756,257.62/52,456.71
  6. Step 6: Final answer
    x = 41,248.42

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1.5x scale

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.