Home / 18,031.92-27,011.16-14,712

Finding the Fourth Proportional to 18,031.92, 27,011.16 and 14,712

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Solution

The fourth proportional to 18,031.92, 27,011.16 and 14,712 is: 22,038.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,031.92 : 27,011.16 = 14,712 : x
  2. Step 2: Convert to fraction form
    18,031.92/27,011.16 = 14,712/x
  3. Step 3: Cross multiply
    18,031.92x = 27,011.16 × 14,712
  4. Step 4: Simplify right side
    18,031.92x = 397,388,185.92
  5. Step 5: Solve for x
    x = 397,388,185.92/18,031.92
  6. Step 6: Final answer
    x = 22,038.04

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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.