Home / 33,247.46-45,881.84-18,139.95

Finding the Fourth Proportional to 33,247.46, 45,881.84 and 18,139.95

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Solution

The fourth proportional to 33,247.46, 45,881.84 and 18,139.95 is: 25,033.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,247.46 : 45,881.84 = 18,139.95 : x
  2. Step 2: Convert to fraction form
    33,247.46/45,881.84 = 18,139.95/x
  3. Step 3: Cross multiply
    33,247.46x = 45,881.84 × 18,139.95
  4. Step 4: Simplify right side
    33,247.46x = 832,294,328.86
  5. Step 5: Solve for x
    x = 832,294,328.86/33,247.46
  6. Step 6: Final answer
    x = 25,033.32

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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.