Home / 17,363.44-26,010.30-7,990.40

Finding the Fourth Proportional to 17,363.44, 26,010.30 and 7,990.40

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Solution

The fourth proportional to 17,363.44, 26,010.30 and 7,990.40 is: 11,969.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,363.44 : 26,010.30 = 7,990.40 : x
  2. Step 2: Convert to fraction form
    17,363.44/26,010.30 = 7,990.40/x
  3. Step 3: Cross multiply
    17,363.44x = 26,010.30 × 7,990.40
  4. Step 4: Simplify right side
    17,363.44x = 207,832,701.12
  5. Step 5: Solve for x
    x = 207,832,701.12/17,363.44
  6. Step 6: Final answer
    x = 11,969.56

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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.