Home / 28,825.91-43,247.24-11,955.83

Finding the Fourth Proportional to 28,825.91, 43,247.24 and 11,955.83

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Solution

The fourth proportional to 28,825.91, 43,247.24 and 11,955.83 is: 17,937.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,825.91 : 43,247.24 = 11,955.83 : x
  2. Step 2: Convert to fraction form
    28,825.91/43,247.24 = 11,955.83/x
  3. Step 3: Cross multiply
    28,825.91x = 43,247.24 × 11,955.83
  4. Step 4: Simplify right side
    28,825.91x = 517,056,649.41
  5. Step 5: Solve for x
    x = 517,056,649.41/28,825.91
  6. Step 6: Final answer
    x = 17,937.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.