Home / 31,342.27-46,983.43-11,615.53

Finding the Fourth Proportional to 31,342.27, 46,983.43 and 11,615.53

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Solution

The fourth proportional to 31,342.27, 46,983.43 and 11,615.53 is: 17,412.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,342.27 : 46,983.43 = 11,615.53 : x
  2. Step 2: Convert to fraction form
    31,342.27/46,983.43 = 11,615.53/x
  3. Step 3: Cross multiply
    31,342.27x = 46,983.43 × 11,615.53
  4. Step 4: Simplify right side
    31,342.27x = 545,737,440.67
  5. Step 5: Solve for x
    x = 545,737,440.67/31,342.27
  6. Step 6: Final answer
    x = 17,412.19

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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.