Home / 25,205.08-34,724.78-18,119.24

Finding the Fourth Proportional to 25,205.08, 34,724.78 and 18,119.24

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Solution

The fourth proportional to 25,205.08, 34,724.78 and 18,119.24 is: 24,962.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,205.08 : 34,724.78 = 18,119.24 : x
  2. Step 2: Convert to fraction form
    25,205.08/34,724.78 = 18,119.24/x
  3. Step 3: Cross multiply
    25,205.08x = 34,724.78 × 18,119.24
  4. Step 4: Simplify right side
    25,205.08x = 629,186,622.77
  5. Step 5: Solve for x
    x = 629,186,622.77/25,205.08
  6. Step 6: Final answer
    x = 24,962.69

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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.