Home / 25,618.62-35,356.78-15,008.26

Finding the Fourth Proportional to 25,618.62, 35,356.78 and 15,008.26

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Solution

The fourth proportional to 25,618.62, 35,356.78 and 15,008.26 is: 20,713.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,618.62 : 35,356.78 = 15,008.26 : x
  2. Step 2: Convert to fraction form
    25,618.62/35,356.78 = 15,008.26/x
  3. Step 3: Cross multiply
    25,618.62x = 35,356.78 × 15,008.26
  4. Step 4: Simplify right side
    25,618.62x = 530,643,672.13
  5. Step 5: Solve for x
    x = 530,643,672.13/25,618.62
  6. Step 6: Final answer
    x = 20,713.20

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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.