Home / 16,119.78-22,244.71-8,950.01

Finding the Fourth Proportional to 16,119.78, 22,244.71 and 8,950.01

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Solution

The fourth proportional to 16,119.78, 22,244.71 and 8,950.01 is: 12,350.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,119.78 : 22,244.71 = 8,950.01 : x
  2. Step 2: Convert to fraction form
    16,119.78/22,244.71 = 8,950.01/x
  3. Step 3: Cross multiply
    16,119.78x = 22,244.71 × 8,950.01
  4. Step 4: Simplify right side
    16,119.78x = 199,090,376.95
  5. Step 5: Solve for x
    x = 199,090,376.95/16,119.78
  6. Step 6: Final answer
    x = 12,350.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.