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Finding the Fourth Proportional to 34,960.78, 48,245.45 and 19,044.89

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Solution

The fourth proportional to 34,960.78, 48,245.45 and 19,044.89 is: 26,281.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,960.78 : 48,245.45 = 19,044.89 : x
  2. Step 2: Convert to fraction form
    34,960.78/48,245.45 = 19,044.89/x
  3. Step 3: Cross multiply
    34,960.78x = 48,245.45 × 19,044.89
  4. Step 4: Simplify right side
    34,960.78x = 918,829,277.14
  5. Step 5: Solve for x
    x = 918,829,277.14/34,960.78
  6. Step 6: Final answer
    x = 26,281.71

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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.