Home / 31,336.10-46,999.54-9,143.52

Finding the Fourth Proportional to 31,336.10, 46,999.54 and 9,143.52

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Solution

The fourth proportional to 31,336.10, 46,999.54 and 9,143.52 is: 13,713.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,336.10 : 46,999.54 = 9,143.52 : x
  2. Step 2: Convert to fraction form
    31,336.10/46,999.54 = 9,143.52/x
  3. Step 3: Cross multiply
    31,336.10x = 46,999.54 × 9,143.52
  4. Step 4: Simplify right side
    31,336.10x = 429,741,233.98
  5. Step 5: Solve for x
    x = 429,741,233.98/31,336.10
  6. Step 6: Final answer
    x = 13,713.93

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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.