Home / 14,974.78-22,462.11-5,615.50

Finding the Fourth Proportional to 14,974.78, 22,462.11 and 5,615.50

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Solution

The fourth proportional to 14,974.78, 22,462.11 and 5,615.50 is: 8,423.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,974.78 : 22,462.11 = 5,615.50 : x
  2. Step 2: Convert to fraction form
    14,974.78/22,462.11 = 5,615.50/x
  3. Step 3: Cross multiply
    14,974.78x = 22,462.11 × 5,615.50
  4. Step 4: Simplify right side
    14,974.78x = 126,135,978.71
  5. Step 5: Solve for x
    x = 126,135,978.71/14,974.78
  6. Step 6: Final answer
    x = 8,423.23

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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.