Home / 17,739.91-26,613.78-5,260.93

Finding the Fourth Proportional to 17,739.91, 26,613.78 and 5,260.93

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Solution

The fourth proportional to 17,739.91, 26,613.78 and 5,260.93 is: 7,892.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,739.91 : 26,613.78 = 5,260.93 : x
  2. Step 2: Convert to fraction form
    17,739.91/26,613.78 = 5,260.93/x
  3. Step 3: Cross multiply
    17,739.91x = 26,613.78 × 5,260.93
  4. Step 4: Simplify right side
    17,739.91x = 140,013,233.62
  5. Step 5: Solve for x
    x = 140,013,233.62/17,739.91
  6. Step 6: Final answer
    x = 7,892.56

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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.