Home / 18,001.83-24,835.96-11,195.40

Finding the Fourth Proportional to 18,001.83, 24,835.96 and 11,195.40

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Solution

The fourth proportional to 18,001.83, 24,835.96 and 11,195.40 is: 15,445.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,001.83 : 24,835.96 = 11,195.40 : x
  2. Step 2: Convert to fraction form
    18,001.83/24,835.96 = 11,195.40/x
  3. Step 3: Cross multiply
    18,001.83x = 24,835.96 × 11,195.40
  4. Step 4: Simplify right side
    18,001.83x = 278,048,326.43
  5. Step 5: Solve for x
    x = 278,048,326.43/18,001.83
  6. Step 6: Final answer
    x = 15,445.56

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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.