Home / 33,810.20-50,715.30-15,342.20

Finding the Fourth Proportional to 33,810.20, 50,715.30 and 15,342.20

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Solution

The fourth proportional to 33,810.20, 50,715.30 and 15,342.20 is: 23,013.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,810.20 : 50,715.30 = 15,342.20 : x
  2. Step 2: Convert to fraction form
    33,810.20/50,715.30 = 15,342.20/x
  3. Step 3: Cross multiply
    33,810.20x = 50,715.30 × 15,342.20
  4. Step 4: Simplify right side
    33,810.20x = 778,084,275.66
  5. Step 5: Solve for x
    x = 778,084,275.66/33,810.20
  6. Step 6: Final answer
    x = 23,013.30

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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.