Home / 31,343.74-43,254.37-17,196.58

Finding the Fourth Proportional to 31,343.74, 43,254.37 and 17,196.58

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Solution

The fourth proportional to 31,343.74, 43,254.37 and 17,196.58 is: 23,731.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,343.74 : 43,254.37 = 17,196.58 : x
  2. Step 2: Convert to fraction form
    31,343.74/43,254.37 = 17,196.58/x
  3. Step 3: Cross multiply
    31,343.74x = 43,254.37 × 17,196.58
  4. Step 4: Simplify right side
    31,343.74x = 743,827,234.05
  5. Step 5: Solve for x
    x = 743,827,234.05/31,343.74
  6. Step 6: Final answer
    x = 23,731.29

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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.