Home / 15,015.32-22,489.14-7,229.96

Finding the Fourth Proportional to 15,015.32, 22,489.14 and 7,229.96

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Solution

The fourth proportional to 15,015.32, 22,489.14 and 7,229.96 is: 10,828.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,015.32 : 22,489.14 = 7,229.96 : x
  2. Step 2: Convert to fraction form
    15,015.32/22,489.14 = 7,229.96/x
  3. Step 3: Cross multiply
    15,015.32x = 22,489.14 × 7,229.96
  4. Step 4: Simplify right side
    15,015.32x = 162,595,582.63
  5. Step 5: Solve for x
    x = 162,595,582.63/15,015.32
  6. Step 6: Final answer
    x = 10,828.65

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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.