Home / 31,314.61-46,968.21-8,826.97

Finding the Fourth Proportional to 31,314.61, 46,968.21 and 8,826.97

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Solution

The fourth proportional to 31,314.61, 46,968.21 and 8,826.97 is: 13,239.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,314.61 : 46,968.21 = 8,826.97 : x
  2. Step 2: Convert to fraction form
    31,314.61/46,968.21 = 8,826.97/x
  3. Step 3: Cross multiply
    31,314.61x = 46,968.21 × 8,826.97
  4. Step 4: Simplify right side
    31,314.61x = 414,587,073.06
  5. Step 5: Solve for x
    x = 414,587,073.06/31,314.61
  6. Step 6: Final answer
    x = 13,239.41

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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.