Home / 15,500.48-23,237.62-6,728.76

Finding the Fourth Proportional to 15,500.48, 23,237.62 and 6,728.76

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Solution

The fourth proportional to 15,500.48, 23,237.62 and 6,728.76 is: 10,087.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,500.48 : 23,237.62 = 6,728.76 : x
  2. Step 2: Convert to fraction form
    15,500.48/23,237.62 = 6,728.76/x
  3. Step 3: Cross multiply
    15,500.48x = 23,237.62 × 6,728.76
  4. Step 4: Simplify right side
    15,500.48x = 156,360,367.95
  5. Step 5: Solve for x
    x = 156,360,367.95/15,500.48
  6. Step 6: Final answer
    x = 10,087.45

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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.