Home / 15,818.10-23,727.15-13,226.10

Finding the Fourth Proportional to 15,818.10, 23,727.15 and 13,226.10

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Solution

The fourth proportional to 15,818.10, 23,727.15 and 13,226.10 is: 19,839.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,818.10 : 23,727.15 = 13,226.10 : x
  2. Step 2: Convert to fraction form
    15,818.10/23,727.15 = 13,226.10/x
  3. Step 3: Cross multiply
    15,818.10x = 23,727.15 × 13,226.10
  4. Step 4: Simplify right side
    15,818.10x = 313,817,658.62
  5. Step 5: Solve for x
    x = 313,817,658.62/15,818.10
  6. Step 6: Final answer
    x = 19,839.15

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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.