Home / 10,326.27-15,489.42-4,482.75

Finding the Fourth Proportional to 10,326.27, 15,489.42 and 4,482.75

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Solution

The fourth proportional to 10,326.27, 15,489.42 and 4,482.75 is: 6,724.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,326.27 : 15,489.42 = 4,482.75 : x
  2. Step 2: Convert to fraction form
    10,326.27/15,489.42 = 4,482.75/x
  3. Step 3: Cross multiply
    10,326.27x = 15,489.42 × 4,482.75
  4. Step 4: Simplify right side
    10,326.27x = 69,435,197.51
  5. Step 5: Solve for x
    x = 69,435,197.51/10,326.27
  6. Step 6: Final answer
    x = 6,724.13

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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.