Home / 10,194.92-15,293.52-9,148.48

Finding the Fourth Proportional to 10,194.92, 15,293.52 and 9,148.48

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Solution

The fourth proportional to 10,194.92, 15,293.52 and 9,148.48 is: 13,723.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,194.92 : 15,293.52 = 9,148.48 : x
  2. Step 2: Convert to fraction form
    10,194.92/15,293.52 = 9,148.48/x
  3. Step 3: Cross multiply
    10,194.92x = 15,293.52 × 9,148.48
  4. Step 4: Simplify right side
    10,194.92x = 139,912,461.85
  5. Step 5: Solve for x
    x = 139,912,461.85/10,194.92
  6. Step 6: Final answer
    x = 13,723.74

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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.