Home / 19,574.18-27,008.22-11,619

Finding the Fourth Proportional to 19,574.18, 27,008.22 and 11,619

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Solution

The fourth proportional to 19,574.18, 27,008.22 and 11,619 is: 16,031.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,574.18 : 27,008.22 = 11,619 : x
  2. Step 2: Convert to fraction form
    19,574.18/27,008.22 = 11,619/x
  3. Step 3: Cross multiply
    19,574.18x = 27,008.22 × 11,619
  4. Step 4: Simplify right side
    19,574.18x = 313,808,508.18
  5. Step 5: Solve for x
    x = 313,808,508.18/19,574.18
  6. Step 6: Final answer
    x = 16,031.76

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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.