Home / 25,816.68-35,625.36-15,204.24

Finding the Fourth Proportional to 25,816.68, 35,625.36 and 15,204.24

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Solution

The fourth proportional to 25,816.68, 35,625.36 and 15,204.24 is: 20,980.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,816.68 : 35,625.36 = 15,204.24 : x
  2. Step 2: Convert to fraction form
    25,816.68/35,625.36 = 15,204.24/x
  3. Step 3: Cross multiply
    25,816.68x = 35,625.36 × 15,204.24
  4. Step 4: Simplify right side
    25,816.68x = 541,656,523.53
  5. Step 5: Solve for x
    x = 541,656,523.53/25,816.68
  6. Step 6: Final answer
    x = 20,980.87

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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.