Home / 16,151.38-22,289.24-9,078.25

Finding the Fourth Proportional to 16,151.38, 22,289.24 and 9,078.25

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Solution

The fourth proportional to 16,151.38, 22,289.24 and 9,078.25 is: 12,528.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,151.38 : 22,289.24 = 9,078.25 : x
  2. Step 2: Convert to fraction form
    16,151.38/22,289.24 = 9,078.25/x
  3. Step 3: Cross multiply
    16,151.38x = 22,289.24 × 9,078.25
  4. Step 4: Simplify right side
    16,151.38x = 202,347,293.03
  5. Step 5: Solve for x
    x = 202,347,293.03/16,151.38
  6. Step 6: Final answer
    x = 12,528.17

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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.