Home / 31,104.96-46,643.38-8,913.24

Finding the Fourth Proportional to 31,104.96, 46,643.38 and 8,913.24

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Solution

The fourth proportional to 31,104.96, 46,643.38 and 8,913.24 is: 13,365.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,104.96 : 46,643.38 = 8,913.24 : x
  2. Step 2: Convert to fraction form
    31,104.96/46,643.38 = 8,913.24/x
  3. Step 3: Cross multiply
    31,104.96x = 46,643.38 × 8,913.24
  4. Step 4: Simplify right side
    31,104.96x = 415,743,640.35
  5. Step 5: Solve for x
    x = 415,743,640.35/31,104.96
  6. Step 6: Final answer
    x = 13,365.83

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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.