Home / 31,402.44-47,065.37-17,361.90

Finding the Fourth Proportional to 31,402.44, 47,065.37 and 17,361.90

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Solution

The fourth proportional to 31,402.44, 47,065.37 and 17,361.90 is: 26,021.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,402.44 : 47,065.37 = 17,361.90 : x
  2. Step 2: Convert to fraction form
    31,402.44/47,065.37 = 17,361.90/x
  3. Step 3: Cross multiply
    31,402.44x = 47,065.37 × 17,361.90
  4. Step 4: Simplify right side
    31,402.44x = 817,144,160.59
  5. Step 5: Solve for x
    x = 817,144,160.59/31,402.44
  6. Step 6: Final answer
    x = 26,021.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.