Home / 31,447.63-43,398.52-17,108.27

Finding the Fourth Proportional to 31,447.63, 43,398.52 and 17,108.27

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Solution

The fourth proportional to 31,447.63, 43,398.52 and 17,108.27 is: 23,609.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,447.63 : 43,398.52 = 17,108.27 : x
  2. Step 2: Convert to fraction form
    31,447.63/43,398.52 = 17,108.27/x
  3. Step 3: Cross multiply
    31,447.63x = 43,398.52 × 17,108.27
  4. Step 4: Simplify right side
    31,447.63x = 742,473,596.98
  5. Step 5: Solve for x
    x = 742,473,596.98/31,447.63
  6. Step 6: Final answer
    x = 23,609.84

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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.