Home / 16,146.12-22,282.14-9,072.36

Finding the Fourth Proportional to 16,146.12, 22,282.14 and 9,072.36

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Solution

The fourth proportional to 16,146.12, 22,282.14 and 9,072.36 is: 12,520.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,146.12 : 22,282.14 = 9,072.36 : x
  2. Step 2: Convert to fraction form
    16,146.12/22,282.14 = 9,072.36/x
  3. Step 3: Cross multiply
    16,146.12x = 22,282.14 × 9,072.36
  4. Step 4: Simplify right side
    16,146.12x = 202,151,595.65
  5. Step 5: Solve for x
    x = 202,151,595.65/16,146.12
  6. Step 6: Final answer
    x = 12,520.13

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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.