Home / 19,661.74-29,496.25-17,879.13

Finding the Fourth Proportional to 19,661.74, 29,496.25 and 17,879.13

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Solution

The fourth proportional to 19,661.74, 29,496.25 and 17,879.13 is: 26,822.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,661.74 : 29,496.25 = 17,879.13 : x
  2. Step 2: Convert to fraction form
    19,661.74/29,496.25 = 17,879.13/x
  3. Step 3: Cross multiply
    19,661.74x = 29,496.25 × 17,879.13
  4. Step 4: Simplify right side
    19,661.74x = 527,367,310.61
  5. Step 5: Solve for x
    x = 527,367,310.61/19,661.74
  6. Step 6: Final answer
    x = 26,822.01

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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.