Home / 22,321.10-33,284.44-22,120.76

Finding the Fourth Proportional to 22,321.10, 33,284.44 and 22,120.76

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Solution

The fourth proportional to 22,321.10, 33,284.44 and 22,120.76 is: 32,985.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,321.10 : 33,284.44 = 22,120.76 : x
  2. Step 2: Convert to fraction form
    22,321.10/33,284.44 = 22,120.76/x
  3. Step 3: Cross multiply
    22,321.10x = 33,284.44 × 22,120.76
  4. Step 4: Simplify right side
    22,321.10x = 736,277,108.97
  5. Step 5: Solve for x
    x = 736,277,108.97/22,321.10
  6. Step 6: Final answer
    x = 32,985.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.