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Finding the Fourth Proportional to 43,364.25, 59,843.12 and 25,459.47

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Solution

The fourth proportional to 43,364.25, 59,843.12 and 25,459.47 is: 35,134.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,364.25 : 59,843.12 = 25,459.47 : x
  2. Step 2: Convert to fraction form
    43,364.25/59,843.12 = 25,459.47/x
  3. Step 3: Cross multiply
    43,364.25x = 59,843.12 × 25,459.47
  4. Step 4: Simplify right side
    43,364.25x = 1,523,573,882.78
  5. Step 5: Solve for x
    x = 1,523,573,882.78/43,364.25
  6. Step 6: Final answer
    x = 35,134.33

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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.