Home / 31,287.74-46,935.52-10,229.90

Finding the Fourth Proportional to 31,287.74, 46,935.52 and 10,229.90

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Solution

The fourth proportional to 31,287.74, 46,935.52 and 10,229.90 is: 15,346.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,287.74 : 46,935.52 = 10,229.90 : x
  2. Step 2: Convert to fraction form
    31,287.74/46,935.52 = 10,229.90/x
  3. Step 3: Cross multiply
    31,287.74x = 46,935.52 × 10,229.90
  4. Step 4: Simplify right side
    31,287.74x = 480,145,676.05
  5. Step 5: Solve for x
    x = 480,145,676.05/31,287.74
  6. Step 6: Final answer
    x = 15,346.13

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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.