Home / 15,134.96-22,701.89-5,274.20

Finding the Fourth Proportional to 15,134.96, 22,701.89 and 5,274.20

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Solution

The fourth proportional to 15,134.96, 22,701.89 and 5,274.20 is: 7,911.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,134.96 : 22,701.89 = 5,274.20 : x
  2. Step 2: Convert to fraction form
    15,134.96/22,701.89 = 5,274.20/x
  3. Step 3: Cross multiply
    15,134.96x = 22,701.89 × 5,274.20
  4. Step 4: Simplify right side
    15,134.96x = 119,734,308.24
  5. Step 5: Solve for x
    x = 119,734,308.24/15,134.96
  6. Step 6: Final answer
    x = 7,911.11

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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.