Home / 31,504.90-47,269.50-11,799.22

Finding the Fourth Proportional to 31,504.90, 47,269.50 and 11,799.22

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Solution

The fourth proportional to 31,504.90, 47,269.50 and 11,799.22 is: 17,703.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,504.90 : 47,269.50 = 11,799.22 : x
  2. Step 2: Convert to fraction form
    31,504.90/47,269.50 = 11,799.22/x
  3. Step 3: Cross multiply
    31,504.90x = 47,269.50 × 11,799.22
  4. Step 4: Simplify right side
    31,504.90x = 557,743,229.79
  5. Step 5: Solve for x
    x = 557,743,229.79/31,504.90
  6. Step 6: Final answer
    x = 17,703.38

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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.