Home / 17,742.70-26,556.62-13,061.71

Finding the Fourth Proportional to 17,742.70, 26,556.62 and 13,061.71

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Solution

The fourth proportional to 17,742.70, 26,556.62 and 13,061.71 is: 19,550.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,742.70 : 26,556.62 = 13,061.71 : x
  2. Step 2: Convert to fraction form
    17,742.70/26,556.62 = 13,061.71/x
  3. Step 3: Cross multiply
    17,742.70x = 26,556.62 × 13,061.71
  4. Step 4: Simplify right side
    17,742.70x = 346,874,736.24
  5. Step 5: Solve for x
    x = 346,874,736.24/17,742.70
  6. Step 6: Final answer
    x = 19,550.28

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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.