Home / 15,768.18-23,654.70-5,377.50

Finding the Fourth Proportional to 15,768.18, 23,654.70 and 5,377.50

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Solution

The fourth proportional to 15,768.18, 23,654.70 and 5,377.50 is: 8,067.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,768.18 : 23,654.70 = 5,377.50 : x
  2. Step 2: Convert to fraction form
    15,768.18/23,654.70 = 5,377.50/x
  3. Step 3: Cross multiply
    15,768.18x = 23,654.70 × 5,377.50
  4. Step 4: Simplify right side
    15,768.18x = 127,203,149.25
  5. Step 5: Solve for x
    x = 127,203,149.25/15,768.18
  6. Step 6: Final answer
    x = 8,067.08

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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.