Home / 16,285.75-22,474.34-9,212.02

Finding the Fourth Proportional to 16,285.75, 22,474.34 and 9,212.02

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Solution

The fourth proportional to 16,285.75, 22,474.34 and 9,212.02 is: 12,712.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,285.75 : 22,474.34 = 9,212.02 : x
  2. Step 2: Convert to fraction form
    16,285.75/22,474.34 = 9,212.02/x
  3. Step 3: Cross multiply
    16,285.75x = 22,474.34 × 9,212.02
  4. Step 4: Simplify right side
    16,285.75x = 207,034,069.57
  5. Step 5: Solve for x
    x = 207,034,069.57/16,285.75
  6. Step 6: Final answer
    x = 12,712.59

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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.