Home / 15,200.46-22,758.66-7,788.96

Finding the Fourth Proportional to 15,200.46, 22,758.66 and 7,788.96

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Solution

The fourth proportional to 15,200.46, 22,758.66 and 7,788.96 is: 11,661.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,200.46 : 22,758.66 = 7,788.96 : x
  2. Step 2: Convert to fraction form
    15,200.46/22,758.66 = 7,788.96/x
  3. Step 3: Cross multiply
    15,200.46x = 22,758.66 × 7,788.96
  4. Step 4: Simplify right side
    15,200.46x = 177,266,292.39
  5. Step 5: Solve for x
    x = 177,266,292.39/15,200.46
  6. Step 6: Final answer
    x = 11,661.90

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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.