Home / 22,100.20-33,151.98-7,319.58

Finding the Fourth Proportional to 22,100.20, 33,151.98 and 7,319.58

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Solution

The fourth proportional to 22,100.20, 33,151.98 and 7,319.58 is: 10,979.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,100.20 : 33,151.98 = 7,319.58 : x
  2. Step 2: Convert to fraction form
    22,100.20/33,151.98 = 7,319.58/x
  3. Step 3: Cross multiply
    22,100.20x = 33,151.98 × 7,319.58
  4. Step 4: Simplify right side
    22,100.20x = 242,658,569.77
  5. Step 5: Solve for x
    x = 242,658,569.77/22,100.20
  6. Step 6: Final answer
    x = 10,979.93

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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.