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Finding the Fourth Proportional to 35,335.80, 48,763.08 and 19,202.94

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Solution

The fourth proportional to 35,335.80, 48,763.08 and 19,202.94 is: 26,499.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,335.80 : 48,763.08 = 19,202.94 : x
  2. Step 2: Convert to fraction form
    35,335.80/48,763.08 = 19,202.94/x
  3. Step 3: Cross multiply
    35,335.80x = 48,763.08 × 19,202.94
  4. Step 4: Simplify right side
    35,335.80x = 936,394,499.46
  5. Step 5: Solve for x
    x = 936,394,499.46/35,335.80
  6. Step 6: Final answer
    x = 26,499.88

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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.