Home / 22,054.30-33,124-18,898.90

Finding the Fourth Proportional to 22,054.30, 33,124 and 18,898.90

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Solution

The fourth proportional to 22,054.30, 33,124 and 18,898.90 is: 28,384.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,054.30 : 33,124 = 18,898.90 : x
  2. Step 2: Convert to fraction form
    22,054.30/33,124 = 18,898.90/x
  3. Step 3: Cross multiply
    22,054.30x = 33,124 × 18,898.90
  4. Step 4: Simplify right side
    22,054.30x = 626,007,163.60
  5. Step 5: Solve for x
    x = 626,007,163.60/22,054.30
  6. Step 6: Final answer
    x = 28,384.81

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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.