Home / 33,221.05-49,820.74-11,028.47

Finding the Fourth Proportional to 33,221.05, 49,820.74 and 11,028.47

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Solution

The fourth proportional to 33,221.05, 49,820.74 and 11,028.47 is: 16,539.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,221.05 : 49,820.74 = 11,028.47 : x
  2. Step 2: Convert to fraction form
    33,221.05/49,820.74 = 11,028.47/x
  3. Step 3: Cross multiply
    33,221.05x = 49,820.74 × 11,028.47
  4. Step 4: Simplify right side
    33,221.05x = 549,446,259.79
  5. Step 5: Solve for x
    x = 549,446,259.79/33,221.05
  6. Step 6: Final answer
    x = 16,539.10

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1.5x scale

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.