Home / 15,736.87-23,619.88-7,951.15

Finding the Fourth Proportional to 15,736.87, 23,619.88 and 7,951.15

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Solution

The fourth proportional to 15,736.87, 23,619.88 and 7,951.15 is: 11,934.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,736.87 : 23,619.88 = 7,951.15 : x
  2. Step 2: Convert to fraction form
    15,736.87/23,619.88 = 7,951.15/x
  3. Step 3: Cross multiply
    15,736.87x = 23,619.88 × 7,951.15
  4. Step 4: Simplify right side
    15,736.87x = 187,805,090.76
  5. Step 5: Solve for x
    x = 187,805,090.76/15,736.87
  6. Step 6: Final answer
    x = 11,934.09

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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.