Home / 22,078.17-33,117.27-5,438.52

Finding the Fourth Proportional to 22,078.17, 33,117.27 and 5,438.52

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Solution

The fourth proportional to 22,078.17, 33,117.27 and 5,438.52 is: 8,157.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,078.17 : 33,117.27 = 5,438.52 : x
  2. Step 2: Convert to fraction form
    22,078.17/33,117.27 = 5,438.52/x
  3. Step 3: Cross multiply
    22,078.17x = 33,117.27 × 5,438.52
  4. Step 4: Simplify right side
    22,078.17x = 180,108,935.24
  5. Step 5: Solve for x
    x = 180,108,935.24/22,078.17
  6. Step 6: Final answer
    x = 8,157.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.