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Finding the Fourth Proportional to 35,375.04, 48,805.29 and 21,941.46

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Solution

The fourth proportional to 35,375.04, 48,805.29 and 21,941.46 is: 30,271.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,375.04 : 48,805.29 = 21,941.46 : x
  2. Step 2: Convert to fraction form
    35,375.04/48,805.29 = 21,941.46/x
  3. Step 3: Cross multiply
    35,375.04x = 48,805.29 × 21,941.46
  4. Step 4: Simplify right side
    35,375.04x = 1,070,859,318.32
  5. Step 5: Solve for x
    x = 1,070,859,318.32/35,375.04
  6. Step 6: Final answer
    x = 30,271.61

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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.