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Finding the Fourth Proportional to 44,079.72, 66,126.88 and 21,893.84

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Solution

The fourth proportional to 44,079.72, 66,126.88 and 21,893.84 is: 32,844.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,079.72 : 66,126.88 = 21,893.84 : x
  2. Step 2: Convert to fraction form
    44,079.72/66,126.88 = 21,893.84/x
  3. Step 3: Cross multiply
    44,079.72x = 66,126.88 × 21,893.84
  4. Step 4: Simplify right side
    44,079.72x = 1,447,771,330.42
  5. Step 5: Solve for x
    x = 1,447,771,330.42/44,079.72
  6. Step 6: Final answer
    x = 32,844.39

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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.