Home / 33,305.28-49,957.21-10,815.93

Finding the Fourth Proportional to 33,305.28, 49,957.21 and 10,815.93

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Solution

The fourth proportional to 33,305.28, 49,957.21 and 10,815.93 is: 16,223.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,305.28 : 49,957.21 = 10,815.93 : x
  2. Step 2: Convert to fraction form
    33,305.28/49,957.21 = 10,815.93/x
  3. Step 3: Cross multiply
    33,305.28x = 49,957.21 × 10,815.93
  4. Step 4: Simplify right side
    33,305.28x = 540,333,699.88
  5. Step 5: Solve for x
    x = 540,333,699.88/33,305.28
  6. Step 6: Final answer
    x = 16,223.67

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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.