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Finding the Fourth Proportional to 44,850.64, 61,853.64 and 28,085.20

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Solution

The fourth proportional to 44,850.64, 61,853.64 and 28,085.20 is: 38,732.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,850.64 : 61,853.64 = 28,085.20 : x
  2. Step 2: Convert to fraction form
    44,850.64/61,853.64 = 28,085.20/x
  3. Step 3: Cross multiply
    44,850.64x = 61,853.64 × 28,085.20
  4. Step 4: Simplify right side
    44,850.64x = 1,737,171,850.13
  5. Step 5: Solve for x
    x = 1,737,171,850.13/44,850.64
  6. Step 6: Final answer
    x = 38,732.38

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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.