Home / 33,281.11-45,929.81-18,175.18

Finding the Fourth Proportional to 33,281.11, 45,929.81 and 18,175.18

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Solution

The fourth proportional to 33,281.11, 45,929.81 and 18,175.18 is: 25,082.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,281.11 : 45,929.81 = 18,175.18 : x
  2. Step 2: Convert to fraction form
    33,281.11/45,929.81 = 18,175.18/x
  3. Step 3: Cross multiply
    33,281.11x = 45,929.81 × 18,175.18
  4. Step 4: Simplify right side
    33,281.11x = 834,782,564.12
  5. Step 5: Solve for x
    x = 834,782,564.12/33,281.11
  6. Step 6: Final answer
    x = 25,082.77

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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.