Home / 33,247.42-45,881.52-18,140.11

Finding the Fourth Proportional to 33,247.42, 45,881.52 and 18,140.11

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Solution

The fourth proportional to 33,247.42, 45,881.52 and 18,140.11 is: 25,033.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,247.42 : 45,881.52 = 18,140.11 : x
  2. Step 2: Convert to fraction form
    33,247.42/45,881.52 = 18,140.11/x
  3. Step 3: Cross multiply
    33,247.42x = 45,881.52 × 18,140.11
  4. Step 4: Simplify right side
    33,247.42x = 832,295,729.07
  5. Step 5: Solve for x
    x = 832,295,729.07/33,247.42
  6. Step 6: Final answer
    x = 25,033.39

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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.