Home / 29,539.40-40,766.78-16,796.58

Finding the Fourth Proportional to 29,539.40, 40,766.78 and 16,796.58

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Solution

The fourth proportional to 29,539.40, 40,766.78 and 16,796.58 is: 23,180.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,539.40 : 40,766.78 = 16,796.58 : x
  2. Step 2: Convert to fraction form
    29,539.40/40,766.78 = 16,796.58/x
  3. Step 3: Cross multiply
    29,539.40x = 40,766.78 × 16,796.58
  4. Step 4: Simplify right side
    29,539.40x = 684,742,481.61
  5. Step 5: Solve for x
    x = 684,742,481.61/29,539.40
  6. Step 6: Final answer
    x = 23,180.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.