Home / 31,331.27-46,999.68-8,842.15

Finding the Fourth Proportional to 31,331.27, 46,999.68 and 8,842.15

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Solution

The fourth proportional to 31,331.27, 46,999.68 and 8,842.15 is: 13,264.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,331.27 : 46,999.68 = 8,842.15 : x
  2. Step 2: Convert to fraction form
    31,331.27/46,999.68 = 8,842.15/x
  3. Step 3: Cross multiply
    31,331.27x = 46,999.68 × 8,842.15
  4. Step 4: Simplify right side
    31,331.27x = 415,578,058.80
  5. Step 5: Solve for x
    x = 415,578,058.80/31,331.27
  6. Step 6: Final answer
    x = 13,264.00

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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.