Home / 11,036.08-15,231.66-10,671.60

Finding the Fourth Proportional to 11,036.08, 15,231.66 and 10,671.60

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Solution

The fourth proportional to 11,036.08, 15,231.66 and 10,671.60 is: 14,728.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,036.08 : 15,231.66 = 10,671.60 : x
  2. Step 2: Convert to fraction form
    11,036.08/15,231.66 = 10,671.60/x
  3. Step 3: Cross multiply
    11,036.08x = 15,231.66 × 10,671.60
  4. Step 4: Simplify right side
    11,036.08x = 162,546,182.86
  5. Step 5: Solve for x
    x = 162,546,182.86/11,036.08
  6. Step 6: Final answer
    x = 14,728.62

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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.