Home / 12,349.85-17,006.87-10,734.05

Finding the Fourth Proportional to 12,349.85, 17,006.87 and 10,734.05

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Solution

The fourth proportional to 12,349.85, 17,006.87 and 10,734.05 is: 14,781.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,349.85 : 17,006.87 = 10,734.05 : x
  2. Step 2: Convert to fraction form
    12,349.85/17,006.87 = 10,734.05/x
  3. Step 3: Cross multiply
    12,349.85x = 17,006.87 × 10,734.05
  4. Step 4: Simplify right side
    12,349.85x = 182,552,662.28
  5. Step 5: Solve for x
    x = 182,552,662.28/12,349.85
  6. Step 6: Final answer
    x = 14,781.78

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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.