Home / 33,043.16-49,574.45-13,311.56

Finding the Fourth Proportional to 33,043.16, 49,574.45 and 13,311.56

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Solution

The fourth proportional to 33,043.16, 49,574.45 and 13,311.56 is: 19,971.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,043.16 : 49,574.45 = 13,311.56 : x
  2. Step 2: Convert to fraction form
    33,043.16/49,574.45 = 13,311.56/x
  3. Step 3: Cross multiply
    33,043.16x = 49,574.45 × 13,311.56
  4. Step 4: Simplify right side
    33,043.16x = 659,913,051.05
  5. Step 5: Solve for x
    x = 659,913,051.05/33,043.16
  6. Step 6: Final answer
    x = 19,971.25

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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.