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Finding the Fourth Proportional to 35,398.80, 48,829.20 and 22,654.80

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Solution

The fourth proportional to 35,398.80, 48,829.20 and 22,654.80 is: 31,250.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,398.80 : 48,829.20 = 22,654.80 : x
  2. Step 2: Convert to fraction form
    35,398.80/48,829.20 = 22,654.80/x
  3. Step 3: Cross multiply
    35,398.80x = 48,829.20 × 22,654.80
  4. Step 4: Simplify right side
    35,398.80x = 1,106,215,760.16
  5. Step 5: Solve for x
    x = 1,106,215,760.16/35,398.80
  6. Step 6: Final answer
    x = 31,250.09

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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.