Home / 36,325.83-50,127.35-21,222.78

Finding the Fourth Proportional to 36,325.83, 50,127.35 and 21,222.78

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Solution

The fourth proportional to 36,325.83, 50,127.35 and 21,222.78 is: 29,286.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,325.83 : 50,127.35 = 21,222.78 : x
  2. Step 2: Convert to fraction form
    36,325.83/50,127.35 = 21,222.78/x
  3. Step 3: Cross multiply
    36,325.83x = 50,127.35 × 21,222.78
  4. Step 4: Simplify right side
    36,325.83x = 1,063,841,721.03
  5. Step 5: Solve for x
    x = 1,063,841,721.03/36,325.83
  6. Step 6: Final answer
    x = 29,286.10

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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.