Home / 16,860.46-23,268.71-9,787.95

Finding the Fourth Proportional to 16,860.46, 23,268.71 and 9,787.95

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Solution

The fourth proportional to 16,860.46, 23,268.71 and 9,787.95 is: 13,508.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,860.46 : 23,268.71 = 9,787.95 : x
  2. Step 2: Convert to fraction form
    16,860.46/23,268.71 = 9,787.95/x
  3. Step 3: Cross multiply
    16,860.46x = 23,268.71 × 9,787.95
  4. Step 4: Simplify right side
    16,860.46x = 227,752,970.04
  5. Step 5: Solve for x
    x = 227,752,970.04/16,860.46
  6. Step 6: Final answer
    x = 13,508.11

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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.