Home / 29,986.12-41,385.90-17,418.16

Finding the Fourth Proportional to 29,986.12, 41,385.90 and 17,418.16

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Solution

The fourth proportional to 29,986.12, 41,385.90 and 17,418.16 is: 24,040.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,986.12 : 41,385.90 = 17,418.16 : x
  2. Step 2: Convert to fraction form
    29,986.12/41,385.90 = 17,418.16/x
  3. Step 3: Cross multiply
    29,986.12x = 41,385.90 × 17,418.16
  4. Step 4: Simplify right side
    29,986.12x = 720,866,227.94
  5. Step 5: Solve for x
    x = 720,866,227.94/29,986.12
  6. Step 6: Final answer
    x = 24,040.00

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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.