Home / 22,702.92-34,054.36-7,121.76

Finding the Fourth Proportional to 22,702.92, 34,054.36 and 7,121.76

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Solution

The fourth proportional to 22,702.92, 34,054.36 and 7,121.76 is: 10,682.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,702.92 : 34,054.36 = 7,121.76 : x
  2. Step 2: Convert to fraction form
    22,702.92/34,054.36 = 7,121.76/x
  3. Step 3: Cross multiply
    22,702.92x = 34,054.36 × 7,121.76
  4. Step 4: Simplify right side
    22,702.92x = 242,526,978.87
  5. Step 5: Solve for x
    x = 242,526,978.87/22,702.92
  6. Step 6: Final answer
    x = 10,682.63

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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.