Home / 15,976.85-22,046.45-9,264.65

Finding the Fourth Proportional to 15,976.85, 22,046.45 and 9,264.65

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Solution

The fourth proportional to 15,976.85, 22,046.45 and 9,264.65 is: 12,784.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,976.85 : 22,046.45 = 9,264.65 : x
  2. Step 2: Convert to fraction form
    15,976.85/22,046.45 = 9,264.65/x
  3. Step 3: Cross multiply
    15,976.85x = 22,046.45 × 9,264.65
  4. Step 4: Simplify right side
    15,976.85x = 204,252,486.44
  5. Step 5: Solve for x
    x = 204,252,486.44/15,976.85
  6. Step 6: Final answer
    x = 12,784.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.