Home / 33,259.68-45,899.42-18,919.14

Finding the Fourth Proportional to 33,259.68, 45,899.42 and 18,919.14

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Solution

The fourth proportional to 33,259.68, 45,899.42 and 18,919.14 is: 26,109.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,259.68 : 45,899.42 = 18,919.14 : x
  2. Step 2: Convert to fraction form
    33,259.68/45,899.42 = 18,919.14/x
  3. Step 3: Cross multiply
    33,259.68x = 45,899.42 × 18,919.14
  4. Step 4: Simplify right side
    33,259.68x = 868,377,552.90
  5. Step 5: Solve for x
    x = 868,377,552.90/33,259.68
  6. Step 6: Final answer
    x = 26,109.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.