Home / 22,045.87-33,068.58-5,405.76

Finding the Fourth Proportional to 22,045.87, 33,068.58 and 5,405.76

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Solution

The fourth proportional to 22,045.87, 33,068.58 and 5,405.76 is: 8,108.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,045.87 : 33,068.58 = 5,405.76 : x
  2. Step 2: Convert to fraction form
    22,045.87/33,068.58 = 5,405.76/x
  3. Step 3: Cross multiply
    22,045.87x = 33,068.58 × 5,405.76
  4. Step 4: Simplify right side
    22,045.87x = 178,760,894.96
  5. Step 5: Solve for x
    x = 178,760,894.96/22,045.87
  6. Step 6: Final answer
    x = 8,108.59

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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.