Home / 13,560.75-18,715.46-7,593.89

Finding the Fourth Proportional to 13,560.75, 18,715.46 and 7,593.89

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Solution

The fourth proportional to 13,560.75, 18,715.46 and 7,593.89 is: 10,480.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,560.75 : 18,715.46 = 7,593.89 : x
  2. Step 2: Convert to fraction form
    13,560.75/18,715.46 = 7,593.89/x
  3. Step 3: Cross multiply
    13,560.75x = 18,715.46 × 7,593.89
  4. Step 4: Simplify right side
    13,560.75x = 142,123,012.99
  5. Step 5: Solve for x
    x = 142,123,012.99/13,560.75
  6. Step 6: Final answer
    x = 10,480.47

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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.