Home / 33,281.05-45,929.72-18,175.11

Finding the Fourth Proportional to 33,281.05, 45,929.72 and 18,175.11

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Solution

The fourth proportional to 33,281.05, 45,929.72 and 18,175.11 is: 25,082.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,281.05 : 45,929.72 = 18,175.11 : x
  2. Step 2: Convert to fraction form
    33,281.05/45,929.72 = 18,175.11/x
  3. Step 3: Cross multiply
    33,281.05x = 45,929.72 × 18,175.11
  4. Step 4: Simplify right side
    33,281.05x = 834,777,622.39
  5. Step 5: Solve for x
    x = 834,777,622.39/33,281.05
  6. Step 6: Final answer
    x = 25,082.67

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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.