Home / 44,186.78-66,245.27-21,988.06

Finding the Fourth Proportional to 44,186.78, 66,245.27 and 21,988.06

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Solution

The fourth proportional to 44,186.78, 66,245.27 and 21,988.06 is: 32,964.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,186.78 : 66,245.27 = 21,988.06 : x
  2. Step 2: Convert to fraction form
    44,186.78/66,245.27 = 21,988.06/x
  3. Step 3: Cross multiply
    44,186.78x = 66,245.27 × 21,988.06
  4. Step 4: Simplify right side
    44,186.78x = 1,456,604,695.92
  5. Step 5: Solve for x
    x = 1,456,604,695.92/44,186.78
  6. Step 6: Final answer
    x = 32,964.72

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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.