Home / 13,568.24-18,723.56-7,599.56

Finding the Fourth Proportional to 13,568.24, 18,723.56 and 7,599.56

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Solution

The fourth proportional to 13,568.24, 18,723.56 and 7,599.56 is: 10,487.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,568.24 : 18,723.56 = 7,599.56 : x
  2. Step 2: Convert to fraction form
    13,568.24/18,723.56 = 7,599.56/x
  3. Step 3: Cross multiply
    13,568.24x = 18,723.56 × 7,599.56
  4. Step 4: Simplify right side
    13,568.24x = 142,290,686.02
  5. Step 5: Solve for x
    x = 142,290,686.02/13,568.24
  6. Step 6: Final answer
    x = 10,487.04

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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.