Home / 16,505.52-24,769.08-15,170.64

Finding the Fourth Proportional to 16,505.52, 24,769.08 and 15,170.64

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Solution

The fourth proportional to 16,505.52, 24,769.08 and 15,170.64 is: 22,765.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,505.52 : 24,769.08 = 15,170.64 : x
  2. Step 2: Convert to fraction form
    16,505.52/24,769.08 = 15,170.64/x
  3. Step 3: Cross multiply
    16,505.52x = 24,769.08 × 15,170.64
  4. Step 4: Simplify right side
    16,505.52x = 375,762,795.81
  5. Step 5: Solve for x
    x = 375,762,795.81/16,505.52
  6. Step 6: Final answer
    x = 22,765.89

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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.