Home / 29,296.80-40,428.72-16,550.58

Finding the Fourth Proportional to 29,296.80, 40,428.72 and 16,550.58

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Solution

The fourth proportional to 29,296.80, 40,428.72 and 16,550.58 is: 22,839.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,296.80 : 40,428.72 = 16,550.58 : x
  2. Step 2: Convert to fraction form
    29,296.80/40,428.72 = 16,550.58/x
  3. Step 3: Cross multiply
    29,296.80x = 40,428.72 × 16,550.58
  4. Step 4: Simplify right side
    29,296.80x = 669,118,764.66
  5. Step 5: Solve for x
    x = 669,118,764.66/29,296.80
  6. Step 6: Final answer
    x = 22,839.31

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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.