Home / 33,224.28-45,849.34-18,320.28

Finding the Fourth Proportional to 33,224.28, 45,849.34 and 18,320.28

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Solution

The fourth proportional to 33,224.28, 45,849.34 and 18,320.28 is: 25,281.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,224.28 : 45,849.34 = 18,320.28 : x
  2. Step 2: Convert to fraction form
    33,224.28/45,849.34 = 18,320.28/x
  3. Step 3: Cross multiply
    33,224.28x = 45,849.34 × 18,320.28
  4. Step 4: Simplify right side
    33,224.28x = 839,972,746.62
  5. Step 5: Solve for x
    x = 839,972,746.62/33,224.28
  6. Step 6: Final answer
    x = 25,281.89

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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.