Home / 33,310.77-45,966.90-18,200.42

Finding the Fourth Proportional to 33,310.77, 45,966.90 and 18,200.42

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Solution

The fourth proportional to 33,310.77, 45,966.90 and 18,200.42 is: 25,115.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,310.77 : 45,966.90 = 18,200.42 : x
  2. Step 2: Convert to fraction form
    33,310.77/45,966.90 = 18,200.42/x
  3. Step 3: Cross multiply
    33,310.77x = 45,966.90 × 18,200.42
  4. Step 4: Simplify right side
    33,310.77x = 836,616,886.10
  5. Step 5: Solve for x
    x = 836,616,886.10/33,310.77
  6. Step 6: Final answer
    x = 25,115.51

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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.