Home / 16,819.76-25,230.96-5,133.08

Finding the Fourth Proportional to 16,819.76, 25,230.96 and 5,133.08

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Solution

The fourth proportional to 16,819.76, 25,230.96 and 5,133.08 is: 7,700.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,819.76 : 25,230.96 = 5,133.08 : x
  2. Step 2: Convert to fraction form
    16,819.76/25,230.96 = 5,133.08/x
  3. Step 3: Cross multiply
    16,819.76x = 25,230.96 × 5,133.08
  4. Step 4: Simplify right side
    16,819.76x = 129,512,536.16
  5. Step 5: Solve for x
    x = 129,512,536.16/16,819.76
  6. Step 6: Final answer
    x = 7,700.02

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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.