Home / 33,142.48-45,735.24-18,237.52

Finding the Fourth Proportional to 33,142.48, 45,735.24 and 18,237.52

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Solution

The fourth proportional to 33,142.48, 45,735.24 and 18,237.52 is: 25,167.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,142.48 : 45,735.24 = 18,237.52 : x
  2. Step 2: Convert to fraction form
    33,142.48/45,735.24 = 18,237.52/x
  3. Step 3: Cross multiply
    33,142.48x = 45,735.24 × 18,237.52
  4. Step 4: Simplify right side
    33,142.48x = 834,097,354.20
  5. Step 5: Solve for x
    x = 834,097,354.20/33,142.48
  6. Step 6: Final answer
    x = 25,167.02

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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.