Home / 25,616.61-38,429.01-10,825.65

Finding the Fourth Proportional to 25,616.61, 38,429.01 and 10,825.65

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Solution

The fourth proportional to 25,616.61, 38,429.01 and 10,825.65 is: 16,240.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,616.61 : 38,429.01 = 10,825.65 : x
  2. Step 2: Convert to fraction form
    25,616.61/38,429.01 = 10,825.65/x
  3. Step 3: Cross multiply
    25,616.61x = 38,429.01 × 10,825.65
  4. Step 4: Simplify right side
    25,616.61x = 416,019,012.11
  5. Step 5: Solve for x
    x = 416,019,012.11/25,616.61
  6. Step 6: Final answer
    x = 16,240.21

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1.5x scale

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.