Home / 18,021.84-24,887.25-17,040.12

Finding the Fourth Proportional to 18,021.84, 24,887.25 and 17,040.12

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Solution

The fourth proportional to 18,021.84, 24,887.25 and 17,040.12 is: 23,531.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,021.84 : 24,887.25 = 17,040.12 : x
  2. Step 2: Convert to fraction form
    18,021.84/24,887.25 = 17,040.12/x
  3. Step 3: Cross multiply
    18,021.84x = 24,887.25 × 17,040.12
  4. Step 4: Simplify right side
    18,021.84x = 424,081,726.47
  5. Step 5: Solve for x
    x = 424,081,726.47/18,021.84
  6. Step 6: Final answer
    x = 23,531.54

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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.