Home / 23,986.23-35,979.53-9,191.61

Finding the Fourth Proportional to 23,986.23, 35,979.53 and 9,191.61

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Solution

The fourth proportional to 23,986.23, 35,979.53 and 9,191.61 is: 13,787.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,986.23 : 35,979.53 = 9,191.61 : x
  2. Step 2: Convert to fraction form
    23,986.23/35,979.53 = 9,191.61/x
  3. Step 3: Cross multiply
    23,986.23x = 35,979.53 × 9,191.61
  4. Step 4: Simplify right side
    23,986.23x = 330,709,761.79
  5. Step 5: Solve for x
    x = 330,709,761.79/23,986.23
  6. Step 6: Final answer
    x = 13,787.49

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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.