Home / 13,496.68-20,248.60-7,254

Finding the Fourth Proportional to 13,496.68, 20,248.60 and 7,254

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Solution

The fourth proportional to 13,496.68, 20,248.60 and 7,254 is: 10,882.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,496.68 : 20,248.60 = 7,254 : x
  2. Step 2: Convert to fraction form
    13,496.68/20,248.60 = 7,254/x
  3. Step 3: Cross multiply
    13,496.68x = 20,248.60 × 7,254
  4. Step 4: Simplify right side
    13,496.68x = 146,883,344.40
  5. Step 5: Solve for x
    x = 146,883,344.40/13,496.68
  6. Step 6: Final answer
    x = 10,882.92

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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.