Home / 13,593.49-18,759.20-7,624.80

Finding the Fourth Proportional to 13,593.49, 18,759.20 and 7,624.80

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Solution

The fourth proportional to 13,593.49, 18,759.20 and 7,624.80 is: 10,522.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,593.49 : 18,759.20 = 7,624.80 : x
  2. Step 2: Convert to fraction form
    13,593.49/18,759.20 = 7,624.80/x
  3. Step 3: Cross multiply
    13,593.49x = 18,759.20 × 7,624.80
  4. Step 4: Simplify right side
    13,593.49x = 143,035,110.04
  5. Step 5: Solve for x
    x = 143,035,110.04/13,593.49
  6. Step 6: Final answer
    x = 10,522.33

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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.