Home / 45,520.82-68,281.86-17,442.29

Finding the Fourth Proportional to 45,520.82, 68,281.86 and 17,442.29

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Solution

The fourth proportional to 45,520.82, 68,281.86 and 17,442.29 is: 26,163.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,520.82 : 68,281.86 = 17,442.29 : x
  2. Step 2: Convert to fraction form
    45,520.82/68,281.86 = 17,442.29/x
  3. Step 3: Cross multiply
    45,520.82x = 68,281.86 × 17,442.29
  4. Step 4: Simplify right side
    45,520.82x = 1,190,992,141.86
  5. Step 5: Solve for x
    x = 1,190,992,141.86/45,520.82
  6. Step 6: Final answer
    x = 26,163.68

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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.