Home / 16,818.24-25,227.84-5,130.24

Finding the Fourth Proportional to 16,818.24, 25,227.84 and 5,130.24

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Solution

The fourth proportional to 16,818.24, 25,227.84 and 5,130.24 is: 7,695.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,818.24 : 25,227.84 = 5,130.24 : x
  2. Step 2: Convert to fraction form
    16,818.24/25,227.84 = 5,130.24/x
  3. Step 3: Cross multiply
    16,818.24x = 25,227.84 × 5,130.24
  4. Step 4: Simplify right side
    16,818.24x = 129,424,873.88
  5. Step 5: Solve for x
    x = 129,424,873.88/16,818.24
  6. Step 6: Final answer
    x = 7,695.51

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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.