Home / 31,266.96-43,146.68-17,117.06

Finding the Fourth Proportional to 31,266.96, 43,146.68 and 17,117.06

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Solution

The fourth proportional to 31,266.96, 43,146.68 and 17,117.06 is: 23,620.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,266.96 : 43,146.68 = 17,117.06 : x
  2. Step 2: Convert to fraction form
    31,266.96/43,146.68 = 17,117.06/x
  3. Step 3: Cross multiply
    31,266.96x = 43,146.68 × 17,117.06
  4. Step 4: Simplify right side
    31,266.96x = 738,544,310.36
  5. Step 5: Solve for x
    x = 738,544,310.36/31,266.96
  6. Step 6: Final answer
    x = 23,620.60

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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.