Home / 15,608.90-23,392.92-13,629.54

Finding the Fourth Proportional to 15,608.90, 23,392.92 and 13,629.54

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Solution

The fourth proportional to 15,608.90, 23,392.92 and 13,629.54 is: 20,426.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,608.90 : 23,392.92 = 13,629.54 : x
  2. Step 2: Convert to fraction form
    15,608.90/23,392.92 = 13,629.54/x
  3. Step 3: Cross multiply
    15,608.90x = 23,392.92 × 13,629.54
  4. Step 4: Simplify right side
    15,608.90x = 318,834,738.86
  5. Step 5: Solve for x
    x = 318,834,738.86/15,608.90
  6. Step 6: Final answer
    x = 20,426.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.