Home / 20,132.14-30,184.44-10,252.30

Finding the Fourth Proportional to 20,132.14, 30,184.44 and 10,252.30

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Solution

The fourth proportional to 20,132.14, 30,184.44 and 10,252.30 is: 15,371.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,132.14 : 30,184.44 = 10,252.30 : x
  2. Step 2: Convert to fraction form
    20,132.14/30,184.44 = 10,252.30/x
  3. Step 3: Cross multiply
    20,132.14x = 30,184.44 × 10,252.30
  4. Step 4: Simplify right side
    20,132.14x = 309,459,934.21
  5. Step 5: Solve for x
    x = 309,459,934.21/20,132.14
  6. Step 6: Final answer
    x = 15,371.44

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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.