Home / 16,115.24-22,238.42-9,042.06

Finding the Fourth Proportional to 16,115.24, 22,238.42 and 9,042.06

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Solution

The fourth proportional to 16,115.24, 22,238.42 and 9,042.06 is: 12,477.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,115.24 : 22,238.42 = 9,042.06 : x
  2. Step 2: Convert to fraction form
    16,115.24/22,238.42 = 9,042.06/x
  3. Step 3: Cross multiply
    16,115.24x = 22,238.42 × 9,042.06
  4. Step 4: Simplify right side
    16,115.24x = 201,081,127.95
  5. Step 5: Solve for x
    x = 201,081,127.95/16,115.24
  6. Step 6: Final answer
    x = 12,477.70

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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.