Home / 10,825.12-16,206.04-9,787.48

Finding the Fourth Proportional to 10,825.12, 16,206.04 and 9,787.48

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Solution

The fourth proportional to 10,825.12, 16,206.04 and 9,787.48 is: 14,652.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,825.12 : 16,206.04 = 9,787.48 : x
  2. Step 2: Convert to fraction form
    10,825.12/16,206.04 = 9,787.48/x
  3. Step 3: Cross multiply
    10,825.12x = 16,206.04 × 9,787.48
  4. Step 4: Simplify right side
    10,825.12x = 158,616,292.38
  5. Step 5: Solve for x
    x = 158,616,292.38/10,825.12
  6. Step 6: Final answer
    x = 14,652.61

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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.