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Finding the Fourth Proportional to 45,274.88, 62,481.60 and 25,133.60

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Solution

The fourth proportional to 45,274.88, 62,481.60 and 25,133.60 is: 34,685.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,274.88 : 62,481.60 = 25,133.60 : x
  2. Step 2: Convert to fraction form
    45,274.88/62,481.60 = 25,133.60/x
  3. Step 3: Cross multiply
    45,274.88x = 62,481.60 × 25,133.60
  4. Step 4: Simplify right side
    45,274.88x = 1,570,387,541.76
  5. Step 5: Solve for x
    x = 1,570,387,541.76/45,274.88
  6. Step 6: Final answer
    x = 34,685.63

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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.