Home / 13,362.47-20,028.21-5,037.15

Finding the Fourth Proportional to 13,362.47, 20,028.21 and 5,037.15

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Solution

The fourth proportional to 13,362.47, 20,028.21 and 5,037.15 is: 7,549.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,362.47 : 20,028.21 = 5,037.15 : x
  2. Step 2: Convert to fraction form
    13,362.47/20,028.21 = 5,037.15/x
  3. Step 3: Cross multiply
    13,362.47x = 20,028.21 × 5,037.15
  4. Step 4: Simplify right side
    13,362.47x = 100,885,098.00
  5. Step 5: Solve for x
    x = 100,885,098.00/13,362.47
  6. Step 6: Final answer
    x = 7,549.88

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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.