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Finding the Fourth Proportional to 35,118.88, 48,464.10 and 20,010.88

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Solution

The fourth proportional to 35,118.88, 48,464.10 and 20,010.88 is: 27,615.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,118.88 : 48,464.10 = 20,010.88 : x
  2. Step 2: Convert to fraction form
    35,118.88/48,464.10 = 20,010.88/x
  3. Step 3: Cross multiply
    35,118.88x = 48,464.10 × 20,010.88
  4. Step 4: Simplify right side
    35,118.88x = 969,809,289.41
  5. Step 5: Solve for x
    x = 969,809,289.41/35,118.88
  6. Step 6: Final answer
    x = 27,615.04

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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.