Home / 10,012.32-15,086.06-8,295.52

Finding the Fourth Proportional to 10,012.32, 15,086.06 and 8,295.52

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Solution

The fourth proportional to 10,012.32, 15,086.06 and 8,295.52 is: 12,499.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,012.32 : 15,086.06 = 8,295.52 : x
  2. Step 2: Convert to fraction form
    10,012.32/15,086.06 = 8,295.52/x
  3. Step 3: Cross multiply
    10,012.32x = 15,086.06 × 8,295.52
  4. Step 4: Simplify right side
    10,012.32x = 125,146,770.91
  5. Step 5: Solve for x
    x = 125,146,770.91/10,012.32
  6. Step 6: Final answer
    x = 12,499.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.