Home / 16,869.88-25,270.44-10,202.32

Finding the Fourth Proportional to 16,869.88, 25,270.44 and 10,202.32

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Solution

The fourth proportional to 16,869.88, 25,270.44 and 10,202.32 is: 15,282.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,869.88 : 25,270.44 = 10,202.32 : x
  2. Step 2: Convert to fraction form
    16,869.88/25,270.44 = 10,202.32/x
  3. Step 3: Cross multiply
    16,869.88x = 25,270.44 × 10,202.32
  4. Step 4: Simplify right side
    16,869.88x = 257,817,115.42
  5. Step 5: Solve for x
    x = 257,817,115.42/16,869.88
  6. Step 6: Final answer
    x = 15,282.69

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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.