Home / 16,171.90-22,315.63-9,098.17

Finding the Fourth Proportional to 16,171.90, 22,315.63 and 9,098.17

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Solution

The fourth proportional to 16,171.90, 22,315.63 and 9,098.17 is: 12,554.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,171.90 : 22,315.63 = 9,098.17 : x
  2. Step 2: Convert to fraction form
    16,171.90/22,315.63 = 9,098.17/x
  3. Step 3: Cross multiply
    16,171.90x = 22,315.63 × 9,098.17
  4. Step 4: Simplify right side
    16,171.90x = 203,031,395.40
  5. Step 5: Solve for x
    x = 203,031,395.40/16,171.90
  6. Step 6: Final answer
    x = 12,554.58

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1.5x scale

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.