Home / 10,254.27-15,394.37-8,724.99

Finding the Fourth Proportional to 10,254.27, 15,394.37 and 8,724.99

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Solution

The fourth proportional to 10,254.27, 15,394.37 and 8,724.99 is: 13,098.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,254.27 : 15,394.37 = 8,724.99 : x
  2. Step 2: Convert to fraction form
    10,254.27/15,394.37 = 8,724.99/x
  3. Step 3: Cross multiply
    10,254.27x = 15,394.37 × 8,724.99
  4. Step 4: Simplify right side
    10,254.27x = 134,315,680.68
  5. Step 5: Solve for x
    x = 134,315,680.68/10,254.27
  6. Step 6: Final answer
    x = 13,098.51

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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.