Home / 10,812.99-16,112.00-9,633.94

Finding the Fourth Proportional to 10,812.99, 16,112.00 and 9,633.94

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Solution

The fourth proportional to 10,812.99, 16,112.00 and 9,633.94 is: 14,355.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,812.99 : 16,112.00 = 9,633.94 : x
  2. Step 2: Convert to fraction form
    10,812.99/16,112.00 = 9,633.94/x
  3. Step 3: Cross multiply
    10,812.99x = 16,112.00 × 9,633.94
  4. Step 4: Simplify right side
    10,812.99x = 155,222,025.08
  5. Step 5: Solve for x
    x = 155,222,025.08/10,812.99
  6. Step 6: Final answer
    x = 14,355.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.