Home / 22,152.52-33,210.39-8,817.29

Finding the Fourth Proportional to 22,152.52, 33,210.39 and 8,817.29

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Solution

The fourth proportional to 22,152.52, 33,210.39 and 8,817.29 is: 13,218.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,152.52 : 33,210.39 = 8,817.29 : x
  2. Step 2: Convert to fraction form
    22,152.52/33,210.39 = 8,817.29/x
  3. Step 3: Cross multiply
    22,152.52x = 33,210.39 × 8,817.29
  4. Step 4: Simplify right side
    22,152.52x = 292,825,495.63
  5. Step 5: Solve for x
    x = 292,825,495.63/22,152.52
  6. Step 6: Final answer
    x = 13,218.61

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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.