Home / 13,500.02-20,255.87-7,252.74

Finding the Fourth Proportional to 13,500.02, 20,255.87 and 7,252.74

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Solution

The fourth proportional to 13,500.02, 20,255.87 and 7,252.74 is: 10,882.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,500.02 : 20,255.87 = 7,252.74 : x
  2. Step 2: Convert to fraction form
    13,500.02/20,255.87 = 7,252.74/x
  3. Step 3: Cross multiply
    13,500.02x = 20,255.87 × 7,252.74
  4. Step 4: Simplify right side
    13,500.02x = 146,910,576.72
  5. Step 5: Solve for x
    x = 146,910,576.72/13,500.02
  6. Step 6: Final answer
    x = 10,882.25

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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.