Home / 38,650.66-57,983.27-14,642.15

Finding the Fourth Proportional to 38,650.66, 57,983.27 and 14,642.15

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Solution

The fourth proportional to 38,650.66, 57,983.27 and 14,642.15 is: 21,965.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,650.66 : 57,983.27 = 14,642.15 : x
  2. Step 2: Convert to fraction form
    38,650.66/57,983.27 = 14,642.15/x
  3. Step 3: Cross multiply
    38,650.66x = 57,983.27 × 14,642.15
  4. Step 4: Simplify right side
    38,650.66x = 848,999,736.83
  5. Step 5: Solve for x
    x = 848,999,736.83/38,650.66
  6. Step 6: Final answer
    x = 21,965.98

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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.