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Finding the Fourth Proportional to 45,793.60, 63,197.54 and 25,649.30

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Solution

The fourth proportional to 45,793.60, 63,197.54 and 25,649.30 is: 35,397.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,793.60 : 63,197.54 = 25,649.30 : x
  2. Step 2: Convert to fraction form
    45,793.60/63,197.54 = 25,649.30/x
  3. Step 3: Cross multiply
    45,793.60x = 63,197.54 × 25,649.30
  4. Step 4: Simplify right side
    45,793.60x = 1,620,972,662.72
  5. Step 5: Solve for x
    x = 1,620,972,662.72/45,793.60
  6. Step 6: Final answer
    x = 35,397.36

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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.