Home / 33,189.78-45,801.27-18,082.74

Finding the Fourth Proportional to 33,189.78, 45,801.27 and 18,082.74

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Solution

The fourth proportional to 33,189.78, 45,801.27 and 18,082.74 is: 24,953.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,189.78 : 45,801.27 = 18,082.74 : x
  2. Step 2: Convert to fraction form
    33,189.78/45,801.27 = 18,082.74/x
  3. Step 3: Cross multiply
    33,189.78x = 45,801.27 × 18,082.74
  4. Step 4: Simplify right side
    33,189.78x = 828,212,457.08
  5. Step 5: Solve for x
    x = 828,212,457.08/33,189.78
  6. Step 6: Final answer
    x = 24,953.84

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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.