Home / 31,303.38-46,922.25-14,649.39

Finding the Fourth Proportional to 31,303.38, 46,922.25 and 14,649.39

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Solution

The fourth proportional to 31,303.38, 46,922.25 and 14,649.39 is: 21,958.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,303.38 : 46,922.25 = 14,649.39 : x
  2. Step 2: Convert to fraction form
    31,303.38/46,922.25 = 14,649.39/x
  3. Step 3: Cross multiply
    31,303.38x = 46,922.25 × 14,649.39
  4. Step 4: Simplify right side
    31,303.38x = 687,382,339.93
  5. Step 5: Solve for x
    x = 687,382,339.93/31,303.38
  6. Step 6: Final answer
    x = 21,958.73

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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.