Home / 15,180.08-22,765.68-5,317.52

Finding the Fourth Proportional to 15,180.08, 22,765.68 and 5,317.52

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Solution

The fourth proportional to 15,180.08, 22,765.68 and 5,317.52 is: 7,974.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,180.08 : 22,765.68 = 5,317.52 : x
  2. Step 2: Convert to fraction form
    15,180.08/22,765.68 = 5,317.52/x
  3. Step 3: Cross multiply
    15,180.08x = 22,765.68 × 5,317.52
  4. Step 4: Simplify right side
    15,180.08x = 121,056,958.71
  5. Step 5: Solve for x
    x = 121,056,958.71/15,180.08
  6. Step 6: Final answer
    x = 7,974.72

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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.