Home / 22,100.76-33,153.93-6,518.70

Finding the Fourth Proportional to 22,100.76, 33,153.93 and 6,518.70

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Solution

The fourth proportional to 22,100.76, 33,153.93 and 6,518.70 is: 9,778.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,100.76 : 33,153.93 = 6,518.70 : x
  2. Step 2: Convert to fraction form
    22,100.76/33,153.93 = 6,518.70/x
  3. Step 3: Cross multiply
    22,100.76x = 33,153.93 × 6,518.70
  4. Step 4: Simplify right side
    22,100.76x = 216,120,523.49
  5. Step 5: Solve for x
    x = 216,120,523.49/22,100.76
  6. Step 6: Final answer
    x = 9,778.87

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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.