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Finding the Fourth Proportional to 22,985.70, 34,493.94 and 9,841.29

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Solution

The fourth proportional to 22,985.70, 34,493.94 and 9,841.29 is: 14,768.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,985.70 : 34,493.94 = 9,841.29 : x
  2. Step 2: Convert to fraction form
    22,985.70/34,493.94 = 9,841.29/x
  3. Step 3: Cross multiply
    22,985.70x = 34,493.94 × 9,841.29
  4. Step 4: Simplify right side
    22,985.70x = 339,464,866.78
  5. Step 5: Solve for x
    x = 339,464,866.78/22,985.70
  6. Step 6: Final answer
    x = 14,768.52

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1.5x scale

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.