Home / 17,381.47-23,982.37-11,726.70

Finding the Fourth Proportional to 17,381.47, 23,982.37 and 11,726.70

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Solution

The fourth proportional to 17,381.47, 23,982.37 and 11,726.70 is: 16,180.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,381.47 : 23,982.37 = 11,726.70 : x
  2. Step 2: Convert to fraction form
    17,381.47/23,982.37 = 11,726.70/x
  3. Step 3: Cross multiply
    17,381.47x = 23,982.37 × 11,726.70
  4. Step 4: Simplify right side
    17,381.47x = 281,234,058.28
  5. Step 5: Solve for x
    x = 281,234,058.28/17,381.47
  6. Step 6: Final answer
    x = 16,180.11

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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.