Home / 19,105.80-26,388.36-17,424.24

Finding the Fourth Proportional to 19,105.80, 26,388.36 and 17,424.24

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Solution

The fourth proportional to 19,105.80, 26,388.36 and 17,424.24 is: 24,065.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,105.80 : 26,388.36 = 17,424.24 : x
  2. Step 2: Convert to fraction form
    19,105.80/26,388.36 = 17,424.24/x
  3. Step 3: Cross multiply
    19,105.80x = 26,388.36 × 17,424.24
  4. Step 4: Simplify right side
    19,105.80x = 459,797,117.85
  5. Step 5: Solve for x
    x = 459,797,117.85/19,105.80
  6. Step 6: Final answer
    x = 24,065.84

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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.