Home / 16,228.14-22,395.87-9,151.98

Finding the Fourth Proportional to 16,228.14, 22,395.87 and 9,151.98

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Solution

The fourth proportional to 16,228.14, 22,395.87 and 9,151.98 is: 12,630.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,228.14 : 22,395.87 = 9,151.98 : x
  2. Step 2: Convert to fraction form
    16,228.14/22,395.87 = 9,151.98/x
  3. Step 3: Cross multiply
    16,228.14x = 22,395.87 × 9,151.98
  4. Step 4: Simplify right side
    16,228.14x = 204,966,554.32
  5. Step 5: Solve for x
    x = 204,966,554.32/16,228.14
  6. Step 6: Final answer
    x = 12,630.32

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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.