Home / 13,496.40-18,625.05-7,527.92

Finding the Fourth Proportional to 13,496.40, 18,625.05 and 7,527.92

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Solution

The fourth proportional to 13,496.40, 18,625.05 and 7,527.92 is: 10,388.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,496.40 : 18,625.05 = 7,527.92 : x
  2. Step 2: Convert to fraction form
    13,496.40/18,625.05 = 7,527.92/x
  3. Step 3: Cross multiply
    13,496.40x = 18,625.05 × 7,527.92
  4. Step 4: Simplify right side
    13,496.40x = 140,207,793.27
  5. Step 5: Solve for x
    x = 140,207,793.27/13,496.40
  6. Step 6: Final answer
    x = 10,388.53

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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.