Home / 31,292.82-46,939.37-9,106.29

Finding the Fourth Proportional to 31,292.82, 46,939.37 and 9,106.29

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Solution

The fourth proportional to 31,292.82, 46,939.37 and 9,106.29 is: 13,659.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,292.82 : 46,939.37 = 9,106.29 : x
  2. Step 2: Convert to fraction form
    31,292.82/46,939.37 = 9,106.29/x
  3. Step 3: Cross multiply
    31,292.82x = 46,939.37 × 9,106.29
  4. Step 4: Simplify right side
    31,292.82x = 427,443,470.11
  5. Step 5: Solve for x
    x = 427,443,470.11/31,292.82
  6. Step 6: Final answer
    x = 13,659.47

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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.