Home / 31,904.36-47,841.66-17,109.80

Finding the Fourth Proportional to 31,904.36, 47,841.66 and 17,109.80

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Solution

The fourth proportional to 31,904.36, 47,841.66 and 17,109.80 is: 25,656.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,904.36 : 47,841.66 = 17,109.80 : x
  2. Step 2: Convert to fraction form
    31,904.36/47,841.66 = 17,109.80/x
  3. Step 3: Cross multiply
    31,904.36x = 47,841.66 × 17,109.80
  4. Step 4: Simplify right side
    31,904.36x = 818,561,234.27
  5. Step 5: Solve for x
    x = 818,561,234.27/31,904.36
  6. Step 6: Final answer
    x = 25,656.72

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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.