Home / 13,055.66-19,590.23-6,481.70

Finding the Fourth Proportional to 13,055.66, 19,590.23 and 6,481.70

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Solution

The fourth proportional to 13,055.66, 19,590.23 and 6,481.70 is: 9,725.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,055.66 : 19,590.23 = 6,481.70 : x
  2. Step 2: Convert to fraction form
    13,055.66/19,590.23 = 6,481.70/x
  3. Step 3: Cross multiply
    13,055.66x = 19,590.23 × 6,481.70
  4. Step 4: Simplify right side
    13,055.66x = 126,977,912.04
  5. Step 5: Solve for x
    x = 126,977,912.04/13,055.66
  6. Step 6: Final answer
    x = 9,725.89

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1.5x scale

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.