Home / 16,856.88-23,262.40-9,787.44

Finding the Fourth Proportional to 16,856.88, 23,262.40 and 9,787.44

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Solution

The fourth proportional to 16,856.88, 23,262.40 and 9,787.44 is: 13,506.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,856.88 : 23,262.40 = 9,787.44 : x
  2. Step 2: Convert to fraction form
    16,856.88/23,262.40 = 9,787.44/x
  3. Step 3: Cross multiply
    16,856.88x = 23,262.40 × 9,787.44
  4. Step 4: Simplify right side
    16,856.88x = 227,679,344.26
  5. Step 5: Solve for x
    x = 227,679,344.26/16,856.88
  6. Step 6: Final answer
    x = 13,506.61

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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.