Home / 33,267.20-45,908.64-18,363.20

Finding the Fourth Proportional to 33,267.20, 45,908.64 and 18,363.20

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Solution

The fourth proportional to 33,267.20, 45,908.64 and 18,363.20 is: 25,341.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,267.20 : 45,908.64 = 18,363.20 : x
  2. Step 2: Convert to fraction form
    33,267.20/45,908.64 = 18,363.20/x
  3. Step 3: Cross multiply
    33,267.20x = 45,908.64 × 18,363.20
  4. Step 4: Simplify right side
    33,267.20x = 843,029,538.05
  5. Step 5: Solve for x
    x = 843,029,538.05/33,267.20
  6. Step 6: Final answer
    x = 25,341.16

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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.