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Finding the Fourth Proportional to 32,078.88, 44,276.88 and 25,680.48

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Solution

The fourth proportional to 32,078.88, 44,276.88 and 25,680.48 is: 35,445.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,078.88 : 44,276.88 = 25,680.48 : x
  2. Step 2: Convert to fraction form
    32,078.88/44,276.88 = 25,680.48/x
  3. Step 3: Cross multiply
    32,078.88x = 44,276.88 × 25,680.48
  4. Step 4: Simplify right side
    32,078.88x = 1,137,051,531.30
  5. Step 5: Solve for x
    x = 1,137,051,531.30/32,078.88
  6. Step 6: Final answer
    x = 35,445.49

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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.