Home / 30,043.65-45,026.05-22,109.02

Finding the Fourth Proportional to 30,043.65, 45,026.05 and 22,109.02

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Solution

The fourth proportional to 30,043.65, 45,026.05 and 22,109.02 is: 33,134.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,043.65 : 45,026.05 = 22,109.02 : x
  2. Step 2: Convert to fraction form
    30,043.65/45,026.05 = 22,109.02/x
  3. Step 3: Cross multiply
    30,043.65x = 45,026.05 × 22,109.02
  4. Step 4: Simplify right side
    30,043.65x = 995,481,839.97
  5. Step 5: Solve for x
    x = 995,481,839.97/30,043.65
  6. Step 6: Final answer
    x = 33,134.52

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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.