Home / 17,711.55-26,574.51-6,621.42

Finding the Fourth Proportional to 17,711.55, 26,574.51 and 6,621.42

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Solution

The fourth proportional to 17,711.55, 26,574.51 and 6,621.42 is: 9,934.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,711.55 : 26,574.51 = 6,621.42 : x
  2. Step 2: Convert to fraction form
    17,711.55/26,574.51 = 6,621.42/x
  3. Step 3: Cross multiply
    17,711.55x = 26,574.51 × 6,621.42
  4. Step 4: Simplify right side
    17,711.55x = 175,960,992.00
  5. Step 5: Solve for x
    x = 175,960,992.00/17,711.55
  6. Step 6: Final answer
    x = 9,934.82

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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.