Home / 24,240.75-33,452.43-13,485.78

Finding the Fourth Proportional to 24,240.75, 33,452.43 and 13,485.78

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Solution

The fourth proportional to 24,240.75, 33,452.43 and 13,485.78 is: 18,610.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,240.75 : 33,452.43 = 13,485.78 : x
  2. Step 2: Convert to fraction form
    24,240.75/33,452.43 = 13,485.78/x
  3. Step 3: Cross multiply
    24,240.75x = 33,452.43 × 13,485.78
  4. Step 4: Simplify right side
    24,240.75x = 451,132,111.45
  5. Step 5: Solve for x
    x = 451,132,111.45/24,240.75
  6. Step 6: Final answer
    x = 18,610.48

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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.