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Finding the Fourth Proportional to 35,354.50, 48,790.01 and 19,439.82

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Solution

The fourth proportional to 35,354.50, 48,790.01 and 19,439.82 is: 26,827.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,354.50 : 48,790.01 = 19,439.82 : x
  2. Step 2: Convert to fraction form
    35,354.50/48,790.01 = 19,439.82/x
  3. Step 3: Cross multiply
    35,354.50x = 48,790.01 × 19,439.82
  4. Step 4: Simplify right side
    35,354.50x = 948,469,060.80
  5. Step 5: Solve for x
    x = 948,469,060.80/35,354.50
  6. Step 6: Final answer
    x = 26,827.39

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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.