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Finding the Fourth Proportional to 34,552.79, 51,746.13 and 19,716.73

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Solution

The fourth proportional to 34,552.79, 51,746.13 and 19,716.73 is: 29,527.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,552.79 : 51,746.13 = 19,716.73 : x
  2. Step 2: Convert to fraction form
    34,552.79/51,746.13 = 19,716.73/x
  3. Step 3: Cross multiply
    34,552.79x = 51,746.13 × 19,716.73
  4. Step 4: Simplify right side
    34,552.79x = 1,020,264,473.75
  5. Step 5: Solve for x
    x = 1,020,264,473.75/34,552.79
  6. Step 6: Final answer
    x = 29,527.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.