Home / 33,116.28-45,700.44-18,212.28

Finding the Fourth Proportional to 33,116.28, 45,700.44 and 18,212.28

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Solution

The fourth proportional to 33,116.28, 45,700.44 and 18,212.28 is: 25,132.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,116.28 : 45,700.44 = 18,212.28 : x
  2. Step 2: Convert to fraction form
    33,116.28/45,700.44 = 18,212.28/x
  3. Step 3: Cross multiply
    33,116.28x = 45,700.44 × 18,212.28
  4. Step 4: Simplify right side
    33,116.28x = 832,309,209.40
  5. Step 5: Solve for x
    x = 832,309,209.40/33,116.28
  6. Step 6: Final answer
    x = 25,132.93

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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.