Home / 15,422.85-23,135.22-4,330.44

Finding the Fourth Proportional to 15,422.85, 23,135.22 and 4,330.44

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Solution

The fourth proportional to 15,422.85, 23,135.22 and 4,330.44 is: 6,495.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,422.85 : 23,135.22 = 4,330.44 : x
  2. Step 2: Convert to fraction form
    15,422.85/23,135.22 = 4,330.44/x
  3. Step 3: Cross multiply
    15,422.85x = 23,135.22 × 4,330.44
  4. Step 4: Simplify right side
    15,422.85x = 100,185,682.10
  5. Step 5: Solve for x
    x = 100,185,682.10/15,422.85
  6. Step 6: Final answer
    x = 6,495.93

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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.