Home / 31,384.64-43,310.66-17,044.37

Finding the Fourth Proportional to 31,384.64, 43,310.66 and 17,044.37

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Solution

The fourth proportional to 31,384.64, 43,310.66 and 17,044.37 is: 23,521.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,384.64 : 43,310.66 = 17,044.37 : x
  2. Step 2: Convert to fraction form
    31,384.64/43,310.66 = 17,044.37/x
  3. Step 3: Cross multiply
    31,384.64x = 43,310.66 × 17,044.37
  4. Step 4: Simplify right side
    31,384.64x = 738,203,000.96
  5. Step 5: Solve for x
    x = 738,203,000.96/31,384.64
  6. Step 6: Final answer
    x = 23,521.15

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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.