Home / 29,579.50-40,819.40-16,150.72

Finding the Fourth Proportional to 29,579.50, 40,819.40 and 16,150.72

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Solution

The fourth proportional to 29,579.50, 40,819.40 and 16,150.72 is: 22,287.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,579.50 : 40,819.40 = 16,150.72 : x
  2. Step 2: Convert to fraction form
    29,579.50/40,819.40 = 16,150.72/x
  3. Step 3: Cross multiply
    29,579.50x = 40,819.40 × 16,150.72
  4. Step 4: Simplify right side
    29,579.50x = 659,262,536.25
  5. Step 5: Solve for x
    x = 659,262,536.25/29,579.50
  6. Step 6: Final answer
    x = 22,287.82

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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.