Home / 10,282.24-15,428.22-10,116.39

Finding the Fourth Proportional to 10,282.24, 15,428.22 and 10,116.39

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Solution

The fourth proportional to 10,282.24, 15,428.22 and 10,116.39 is: 15,179.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,282.24 : 15,428.22 = 10,116.39 : x
  2. Step 2: Convert to fraction form
    10,282.24/15,428.22 = 10,116.39/x
  3. Step 3: Cross multiply
    10,282.24x = 15,428.22 × 10,116.39
  4. Step 4: Simplify right side
    10,282.24x = 156,077,967.35
  5. Step 5: Solve for x
    x = 156,077,967.35/10,282.24
  6. Step 6: Final answer
    x = 15,179.37

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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.