Home / 33,307.58-45,963.09-18,200.76

Finding the Fourth Proportional to 33,307.58, 45,963.09 and 18,200.76

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Solution

The fourth proportional to 33,307.58, 45,963.09 and 18,200.76 is: 25,116.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,307.58 : 45,963.09 = 18,200.76 : x
  2. Step 2: Convert to fraction form
    33,307.58/45,963.09 = 18,200.76/x
  3. Step 3: Cross multiply
    33,307.58x = 45,963.09 × 18,200.76
  4. Step 4: Simplify right side
    33,307.58x = 836,563,169.95
  5. Step 5: Solve for x
    x = 836,563,169.95/33,307.58
  6. Step 6: Final answer
    x = 25,116.30

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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.