Home / 27,976.70-41,965.05-15,535.10

Finding the Fourth Proportional to 27,976.70, 41,965.05 and 15,535.10

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Solution

The fourth proportional to 27,976.70, 41,965.05 and 15,535.10 is: 23,302.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,976.70 : 41,965.05 = 15,535.10 : x
  2. Step 2: Convert to fraction form
    27,976.70/41,965.05 = 15,535.10/x
  3. Step 3: Cross multiply
    27,976.70x = 41,965.05 × 15,535.10
  4. Step 4: Simplify right side
    27,976.70x = 651,931,248.26
  5. Step 5: Solve for x
    x = 651,931,248.26/27,976.70
  6. Step 6: Final answer
    x = 23,302.65

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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.