Home / 31,727.86-47,592.14-13,003.09

Finding the Fourth Proportional to 31,727.86, 47,592.14 and 13,003.09

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Solution

The fourth proportional to 31,727.86, 47,592.14 and 13,003.09 is: 19,504.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,727.86 : 47,592.14 = 13,003.09 : x
  2. Step 2: Convert to fraction form
    31,727.86/47,592.14 = 13,003.09/x
  3. Step 3: Cross multiply
    31,727.86x = 47,592.14 × 13,003.09
  4. Step 4: Simplify right side
    31,727.86x = 618,844,879.71
  5. Step 5: Solve for x
    x = 618,844,879.71/31,727.86
  6. Step 6: Final answer
    x = 19,504.78

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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.