Home / 12,865.68-19,298.76-5,844.24

Finding the Fourth Proportional to 12,865.68, 19,298.76 and 5,844.24

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Solution

The fourth proportional to 12,865.68, 19,298.76 and 5,844.24 is: 8,766.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,865.68 : 19,298.76 = 5,844.24 : x
  2. Step 2: Convert to fraction form
    12,865.68/19,298.76 = 5,844.24/x
  3. Step 3: Cross multiply
    12,865.68x = 19,298.76 × 5,844.24
  4. Step 4: Simplify right side
    12,865.68x = 112,786,585.14
  5. Step 5: Solve for x
    x = 112,786,585.14/12,865.68
  6. Step 6: Final answer
    x = 8,766.47

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Similar ratio
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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.