Home / 33,308.18-45,963.90-18,201.36

Finding the Fourth Proportional to 33,308.18, 45,963.90 and 18,201.36

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Solution

The fourth proportional to 33,308.18, 45,963.90 and 18,201.36 is: 25,117.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,308.18 : 45,963.90 = 18,201.36 : x
  2. Step 2: Convert to fraction form
    33,308.18/45,963.90 = 18,201.36/x
  3. Step 3: Cross multiply
    33,308.18x = 45,963.90 × 18,201.36
  4. Step 4: Simplify right side
    33,308.18x = 836,605,490.90
  5. Step 5: Solve for x
    x = 836,605,490.90/33,308.18
  6. Step 6: Final answer
    x = 25,117.12

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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.