Home / 11,739.48-17,613.30-7,351.74

Finding the Fourth Proportional to 11,739.48, 17,613.30 and 7,351.74

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Solution

The fourth proportional to 11,739.48, 17,613.30 and 7,351.74 is: 11,030.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,739.48 : 17,613.30 = 7,351.74 : x
  2. Step 2: Convert to fraction form
    11,739.48/17,613.30 = 7,351.74/x
  3. Step 3: Cross multiply
    11,739.48x = 17,613.30 × 7,351.74
  4. Step 4: Simplify right side
    11,739.48x = 129,488,402.14
  5. Step 5: Solve for x
    x = 129,488,402.14/11,739.48
  6. Step 6: Final answer
    x = 11,030.17

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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.