Home / 22,633.08-31,233.99-12,424.95

Finding the Fourth Proportional to 22,633.08, 31,233.99 and 12,424.95

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Solution

The fourth proportional to 22,633.08, 31,233.99 and 12,424.95 is: 17,146.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,633.08 : 31,233.99 = 12,424.95 : x
  2. Step 2: Convert to fraction form
    22,633.08/31,233.99 = 12,424.95/x
  3. Step 3: Cross multiply
    22,633.08x = 31,233.99 × 12,424.95
  4. Step 4: Simplify right side
    22,633.08x = 388,080,764.05
  5. Step 5: Solve for x
    x = 388,080,764.05/22,633.08
  6. Step 6: Final answer
    x = 17,146.62

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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.