Home / 16,289.68-22,477.37-9,119.22

Finding the Fourth Proportional to 16,289.68, 22,477.37 and 9,119.22

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Solution

The fourth proportional to 16,289.68, 22,477.37 and 9,119.22 is: 12,583.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,289.68 : 22,477.37 = 9,119.22 : x
  2. Step 2: Convert to fraction form
    16,289.68/22,477.37 = 9,119.22/x
  3. Step 3: Cross multiply
    16,289.68x = 22,477.37 × 9,119.22
  4. Step 4: Simplify right side
    16,289.68x = 204,976,036.46
  5. Step 5: Solve for x
    x = 204,976,036.46/16,289.68
  6. Step 6: Final answer
    x = 12,583.19

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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.