Home / 11,036.48-15,230.23-8,216.46

Finding the Fourth Proportional to 11,036.48, 15,230.23 and 8,216.46

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Solution

The fourth proportional to 11,036.48, 15,230.23 and 8,216.46 is: 11,338.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,036.48 : 15,230.23 = 8,216.46 : x
  2. Step 2: Convert to fraction form
    11,036.48/15,230.23 = 8,216.46/x
  3. Step 3: Cross multiply
    11,036.48x = 15,230.23 × 8,216.46
  4. Step 4: Simplify right side
    11,036.48x = 125,138,534.50
  5. Step 5: Solve for x
    x = 125,138,534.50/11,036.48
  6. Step 6: Final answer
    x = 11,338.63

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.