Home / 17,363.18-26,009.94-7,990.14

Finding the Fourth Proportional to 17,363.18, 26,009.94 and 7,990.14

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Solution

The fourth proportional to 17,363.18, 26,009.94 and 7,990.14 is: 11,969.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,363.18 : 26,009.94 = 7,990.14 : x
  2. Step 2: Convert to fraction form
    17,363.18/26,009.94 = 7,990.14/x
  3. Step 3: Cross multiply
    17,363.18x = 26,009.94 × 7,990.14
  4. Step 4: Simplify right side
    17,363.18x = 207,823,061.99
  5. Step 5: Solve for x
    x = 207,823,061.99/17,363.18
  6. Step 6: Final answer
    x = 11,969.18

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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.