Home / 19,356.20-29,035.84-8,262.99

Finding the Fourth Proportional to 19,356.20, 29,035.84 and 8,262.99

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Solution

The fourth proportional to 19,356.20, 29,035.84 and 8,262.99 is: 12,395.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,356.20 : 29,035.84 = 8,262.99 : x
  2. Step 2: Convert to fraction form
    19,356.20/29,035.84 = 8,262.99/x
  3. Step 3: Cross multiply
    19,356.20x = 29,035.84 × 8,262.99
  4. Step 4: Simplify right side
    19,356.20x = 239,922,791.97
  5. Step 5: Solve for x
    x = 239,922,791.97/19,356.20
  6. Step 6: Final answer
    x = 12,395.14

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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.