Home / 13,500.68-18,631.85-7,532.28

Finding the Fourth Proportional to 13,500.68, 18,631.85 and 7,532.28

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Solution

The fourth proportional to 13,500.68, 18,631.85 and 7,532.28 is: 10,395.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,500.68 : 18,631.85 = 7,532.28 : x
  2. Step 2: Convert to fraction form
    13,500.68/18,631.85 = 7,532.28/x
  3. Step 3: Cross multiply
    13,500.68x = 18,631.85 × 7,532.28
  4. Step 4: Simplify right side
    13,500.68x = 140,340,273.46
  5. Step 5: Solve for x
    x = 140,340,273.46/13,500.68
  6. Step 6: Final answer
    x = 10,395.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.