Home / 16,862.67-23,268.74-9,787.73

Finding the Fourth Proportional to 16,862.67, 23,268.74 and 9,787.73

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Solution

The fourth proportional to 16,862.67, 23,268.74 and 9,787.73 is: 13,506.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,862.67 : 23,268.74 = 9,787.73 : x
  2. Step 2: Convert to fraction form
    16,862.67/23,268.74 = 9,787.73/x
  3. Step 3: Cross multiply
    16,862.67x = 23,268.74 × 9,787.73
  4. Step 4: Simplify right side
    16,862.67x = 227,747,979.28
  5. Step 5: Solve for x
    x = 227,747,979.28/16,862.67
  6. Step 6: Final answer
    x = 13,506.04

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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.