Home / 11,818.76-17,693.80-6,873.32

Finding the Fourth Proportional to 11,818.76, 17,693.80 and 6,873.32

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Solution

The fourth proportional to 11,818.76, 17,693.80 and 6,873.32 is: 10,290.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,818.76 : 17,693.80 = 6,873.32 : x
  2. Step 2: Convert to fraction form
    11,818.76/17,693.80 = 6,873.32/x
  3. Step 3: Cross multiply
    11,818.76x = 17,693.80 × 6,873.32
  4. Step 4: Simplify right side
    11,818.76x = 121,615,149.42
  5. Step 5: Solve for x
    x = 121,615,149.42/11,818.76
  6. Step 6: Final answer
    x = 10,290.01

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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.