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Finding the Fourth Proportional to 43,539, 60,074.10 and 25,634.76

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Solution

The fourth proportional to 43,539, 60,074.10 and 25,634.76 is: 35,370.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,539 : 60,074.10 = 25,634.76 : x
  2. Step 2: Convert to fraction form
    43,539/60,074.10 = 25,634.76/x
  3. Step 3: Cross multiply
    43,539x = 60,074.10 × 25,634.76
  4. Step 4: Simplify right side
    43,539x = 1,539,985,135.72
  5. Step 5: Solve for x
    x = 1,539,985,135.72/43,539
  6. Step 6: Final answer
    x = 35,370.25

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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.