Home / 15,515.42-23,273.85-4,422.86

Finding the Fourth Proportional to 15,515.42, 23,273.85 and 4,422.86

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Solution

The fourth proportional to 15,515.42, 23,273.85 and 4,422.86 is: 6,634.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,515.42 : 23,273.85 = 4,422.86 : x
  2. Step 2: Convert to fraction form
    15,515.42/23,273.85 = 4,422.86/x
  3. Step 3: Cross multiply
    15,515.42x = 23,273.85 × 4,422.86
  4. Step 4: Simplify right side
    15,515.42x = 102,936,980.21
  5. Step 5: Solve for x
    x = 102,936,980.21/15,515.42
  6. Step 6: Final answer
    x = 6,634.50

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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.