Home / 31,265.50-43,147.48-17,118.46

Finding the Fourth Proportional to 31,265.50, 43,147.48 and 17,118.46

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Solution

The fourth proportional to 31,265.50, 43,147.48 and 17,118.46 is: 23,624.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,265.50 : 43,147.48 = 17,118.46 : x
  2. Step 2: Convert to fraction form
    31,265.50/43,147.48 = 17,118.46/x
  3. Step 3: Cross multiply
    31,265.50x = 43,147.48 × 17,118.46
  4. Step 4: Simplify right side
    31,265.50x = 738,618,410.48
  5. Step 5: Solve for x
    x = 738,618,410.48/31,265.50
  6. Step 6: Final answer
    x = 23,624.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.