Home / 29,109.36-40,169.76-16,532.72

Finding the Fourth Proportional to 29,109.36, 40,169.76 and 16,532.72

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Solution

The fourth proportional to 29,109.36, 40,169.76 and 16,532.72 is: 22,814.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,109.36 : 40,169.76 = 16,532.72 : x
  2. Step 2: Convert to fraction form
    29,109.36/40,169.76 = 16,532.72/x
  3. Step 3: Cross multiply
    29,109.36x = 40,169.76 × 16,532.72
  4. Step 4: Simplify right side
    29,109.36x = 664,115,394.55
  5. Step 5: Solve for x
    x = 664,115,394.55/29,109.36
  6. Step 6: Final answer
    x = 22,814.50

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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.