Home / 16,285.66-22,474.70-9,211.94

Finding the Fourth Proportional to 16,285.66, 22,474.70 and 9,211.94

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Solution

The fourth proportional to 16,285.66, 22,474.70 and 9,211.94 is: 12,712.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,285.66 : 22,474.70 = 9,211.94 : x
  2. Step 2: Convert to fraction form
    16,285.66/22,474.70 = 9,211.94/x
  3. Step 3: Cross multiply
    16,285.66x = 22,474.70 × 9,211.94
  4. Step 4: Simplify right side
    16,285.66x = 207,035,587.92
  5. Step 5: Solve for x
    x = 207,035,587.92/16,285.66
  6. Step 6: Final answer
    x = 12,712.75

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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.