Home / 15,612.67-23,396.55-6,725.56

Finding the Fourth Proportional to 15,612.67, 23,396.55 and 6,725.56

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Solution

The fourth proportional to 15,612.67, 23,396.55 and 6,725.56 is: 10,078.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,612.67 : 23,396.55 = 6,725.56 : x
  2. Step 2: Convert to fraction form
    15,612.67/23,396.55 = 6,725.56/x
  3. Step 3: Cross multiply
    15,612.67x = 23,396.55 × 6,725.56
  4. Step 4: Simplify right side
    15,612.67x = 157,354,900.82
  5. Step 5: Solve for x
    x = 157,354,900.82/15,612.67
  6. Step 6: Final answer
    x = 10,078.67

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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.