Home / 33,308.07-45,966.20-18,202.16

Finding the Fourth Proportional to 33,308.07, 45,966.20 and 18,202.16

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Solution

The fourth proportional to 33,308.07, 45,966.20 and 18,202.16 is: 25,119.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,308.07 : 45,966.20 = 18,202.16 : x
  2. Step 2: Convert to fraction form
    33,308.07/45,966.20 = 18,202.16/x
  3. Step 3: Cross multiply
    33,308.07x = 45,966.20 × 18,202.16
  4. Step 4: Simplify right side
    33,308.07x = 836,683,806.15
  5. Step 5: Solve for x
    x = 836,683,806.15/33,308.07
  6. Step 6: Final answer
    x = 25,119.55

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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.