Home / 23,132.40-34,698.60-15,745.20

Finding the Fourth Proportional to 23,132.40, 34,698.60 and 15,745.20

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Solution

The fourth proportional to 23,132.40, 34,698.60 and 15,745.20 is: 23,617.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,132.40 : 34,698.60 = 15,745.20 : x
  2. Step 2: Convert to fraction form
    23,132.40/34,698.60 = 15,745.20/x
  3. Step 3: Cross multiply
    23,132.40x = 34,698.60 × 15,745.20
  4. Step 4: Simplify right side
    23,132.40x = 546,336,396.72
  5. Step 5: Solve for x
    x = 546,336,396.72/23,132.40
  6. Step 6: Final answer
    x = 23,617.80

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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.