Home / 19,338.39-29,010.60-8,245.17

Finding the Fourth Proportional to 19,338.39, 29,010.60 and 8,245.17

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Solution

The fourth proportional to 19,338.39, 29,010.60 and 8,245.17 is: 12,369.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,338.39 : 29,010.60 = 8,245.17 : x
  2. Step 2: Convert to fraction form
    19,338.39/29,010.60 = 8,245.17/x
  3. Step 3: Cross multiply
    19,338.39x = 29,010.60 × 8,245.17
  4. Step 4: Simplify right side
    19,338.39x = 239,197,328.80
  5. Step 5: Solve for x
    x = 239,197,328.80/19,338.39
  6. Step 6: Final answer
    x = 12,369.04

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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.