Home / 15,520.32-23,270.76-7,195.14

Finding the Fourth Proportional to 15,520.32, 23,270.76 and 7,195.14

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Solution

The fourth proportional to 15,520.32, 23,270.76 and 7,195.14 is: 10,788.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,520.32 : 23,270.76 = 7,195.14 : x
  2. Step 2: Convert to fraction form
    15,520.32/23,270.76 = 7,195.14/x
  3. Step 3: Cross multiply
    15,520.32x = 23,270.76 × 7,195.14
  4. Step 4: Simplify right side
    15,520.32x = 167,436,376.11
  5. Step 5: Solve for x
    x = 167,436,376.11/15,520.32
  6. Step 6: Final answer
    x = 10,788.20

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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.