Home / 19,301.44-26,636.48-11,344.09

Finding the Fourth Proportional to 19,301.44, 26,636.48 and 11,344.09

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Solution

The fourth proportional to 19,301.44, 26,636.48 and 11,344.09 is: 15,655.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,301.44 : 26,636.48 = 11,344.09 : x
  2. Step 2: Convert to fraction form
    19,301.44/26,636.48 = 11,344.09/x
  3. Step 3: Cross multiply
    19,301.44x = 26,636.48 × 11,344.09
  4. Step 4: Simplify right side
    19,301.44x = 302,166,626.40
  5. Step 5: Solve for x
    x = 302,166,626.40/19,301.44
  6. Step 6: Final answer
    x = 15,655.13

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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.