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Finding the Fourth Proportional to 35,385.69, 48,833.51 and 19,469.73

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Solution

The fourth proportional to 35,385.69, 48,833.51 and 19,469.73 is: 26,868.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,385.69 : 48,833.51 = 19,469.73 : x
  2. Step 2: Convert to fraction form
    35,385.69/48,833.51 = 19,469.73/x
  3. Step 3: Cross multiply
    35,385.69x = 48,833.51 × 19,469.73
  4. Step 4: Simplify right side
    35,385.69x = 950,775,254.65
  5. Step 5: Solve for x
    x = 950,775,254.65/35,385.69
  6. Step 6: Final answer
    x = 26,868.92

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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.