Home / 15,512.99-23,255.55-6,146.69

Finding the Fourth Proportional to 15,512.99, 23,255.55 and 6,146.69

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Solution

The fourth proportional to 15,512.99, 23,255.55 and 6,146.69 is: 9,214.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,512.99 : 23,255.55 = 6,146.69 : x
  2. Step 2: Convert to fraction form
    15,512.99/23,255.55 = 6,146.69/x
  3. Step 3: Cross multiply
    15,512.99x = 23,255.55 × 6,146.69
  4. Step 4: Simplify right side
    15,512.99x = 142,944,540.35
  5. Step 5: Solve for x
    x = 142,944,540.35/15,512.99
  6. Step 6: Final answer
    x = 9,214.51

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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.