Home / 33,412.12-50,118.14-9,721.10

Finding the Fourth Proportional to 33,412.12, 50,118.14 and 9,721.10

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Solution

The fourth proportional to 33,412.12, 50,118.14 and 9,721.10 is: 14,581.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,412.12 : 50,118.14 = 9,721.10 : x
  2. Step 2: Convert to fraction form
    33,412.12/50,118.14 = 9,721.10/x
  3. Step 3: Cross multiply
    33,412.12x = 50,118.14 × 9,721.10
  4. Step 4: Simplify right side
    33,412.12x = 487,203,600.35
  5. Step 5: Solve for x
    x = 487,203,600.35/33,412.12
  6. Step 6: Final answer
    x = 14,581.64

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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.