Home / 22,271.66-30,734.89-12,200.73

Finding the Fourth Proportional to 22,271.66, 30,734.89 and 12,200.73

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Solution

The fourth proportional to 22,271.66, 30,734.89 and 12,200.73 is: 16,837.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,271.66 : 30,734.89 = 12,200.73 : x
  2. Step 2: Convert to fraction form
    22,271.66/30,734.89 = 12,200.73/x
  3. Step 3: Cross multiply
    22,271.66x = 30,734.89 × 12,200.73
  4. Step 4: Simplify right side
    22,271.66x = 374,988,094.47
  5. Step 5: Solve for x
    x = 374,988,094.47/22,271.66
  6. Step 6: Final answer
    x = 16,837.01

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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.