Home / 29,168.08-40,239.97-21,632.95

Finding the Fourth Proportional to 29,168.08, 40,239.97 and 21,632.95

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Solution

The fourth proportional to 29,168.08, 40,239.97 and 21,632.95 is: 29,844.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,168.08 : 40,239.97 = 21,632.95 : x
  2. Step 2: Convert to fraction form
    29,168.08/40,239.97 = 21,632.95/x
  3. Step 3: Cross multiply
    29,168.08x = 40,239.97 × 21,632.95
  4. Step 4: Simplify right side
    29,168.08x = 870,509,376.91
  5. Step 5: Solve for x
    x = 870,509,376.91/29,168.08
  6. Step 6: Final answer
    x = 29,844.59

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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.