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Finding the Fourth Proportional to 35,480.44, 48,963.34 and 19,565.48

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Solution

The fourth proportional to 35,480.44, 48,963.34 and 19,565.48 is: 27,000.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,480.44 : 48,963.34 = 19,565.48 : x
  2. Step 2: Convert to fraction form
    35,480.44/48,963.34 = 19,565.48/x
  3. Step 3: Cross multiply
    35,480.44x = 48,963.34 × 19,565.48
  4. Step 4: Simplify right side
    35,480.44x = 957,991,249.50
  5. Step 5: Solve for x
    x = 957,991,249.50/35,480.44
  6. Step 6: Final answer
    x = 27,000.55

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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.