Home / 17,778.48-26,609.85-13,096.65

Finding the Fourth Proportional to 17,778.48, 26,609.85 and 13,096.65

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Solution

The fourth proportional to 17,778.48, 26,609.85 and 13,096.65 is: 19,602.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,778.48 : 26,609.85 = 13,096.65 : x
  2. Step 2: Convert to fraction form
    17,778.48/26,609.85 = 13,096.65/x
  3. Step 3: Cross multiply
    17,778.48x = 26,609.85 × 13,096.65
  4. Step 4: Simplify right side
    17,778.48x = 348,499,892.00
  5. Step 5: Solve for x
    x = 348,499,892.00/17,778.48
  6. Step 6: Final answer
    x = 19,602.34

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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.