Home / 31,305.46-46,999.90-18,167.26

Finding the Fourth Proportional to 31,305.46, 46,999.90 and 18,167.26

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Solution

The fourth proportional to 31,305.46, 46,999.90 and 18,167.26 is: 27,275.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,305.46 : 46,999.90 = 18,167.26 : x
  2. Step 2: Convert to fraction form
    31,305.46/46,999.90 = 18,167.26/x
  3. Step 3: Cross multiply
    31,305.46x = 46,999.90 × 18,167.26
  4. Step 4: Simplify right side
    31,305.46x = 853,859,403.27
  5. Step 5: Solve for x
    x = 853,859,403.27/31,305.46
  6. Step 6: Final answer
    x = 27,275.10

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1.5x scale

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.