Home / 16,629.74-22,949.46-9,916.68

Finding the Fourth Proportional to 16,629.74, 22,949.46 and 9,916.68

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Solution

The fourth proportional to 16,629.74, 22,949.46 and 9,916.68 is: 13,685.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,629.74 : 22,949.46 = 9,916.68 : x
  2. Step 2: Convert to fraction form
    16,629.74/22,949.46 = 9,916.68/x
  3. Step 3: Cross multiply
    16,629.74x = 22,949.46 × 9,916.68
  4. Step 4: Simplify right side
    16,629.74x = 227,582,450.99
  5. Step 5: Solve for x
    x = 227,582,450.99/16,629.74
  6. Step 6: Final answer
    x = 13,685.27

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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.