Home / 15,449.84-23,173.24-7,663.76

Finding the Fourth Proportional to 15,449.84, 23,173.24 and 7,663.76

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Solution

The fourth proportional to 15,449.84, 23,173.24 and 7,663.76 is: 11,494.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,449.84 : 23,173.24 = 7,663.76 : x
  2. Step 2: Convert to fraction form
    15,449.84/23,173.24 = 7,663.76/x
  3. Step 3: Cross multiply
    15,449.84x = 23,173.24 × 7,663.76
  4. Step 4: Simplify right side
    15,449.84x = 177,594,149.78
  5. Step 5: Solve for x
    x = 177,594,149.78/15,449.84
  6. Step 6: Final answer
    x = 11,494.89

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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.