Home / 31,015.63-46,531.24-9,957.56

Finding the Fourth Proportional to 31,015.63, 46,531.24 and 9,957.56

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Solution

The fourth proportional to 31,015.63, 46,531.24 and 9,957.56 is: 14,938.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,015.63 : 46,531.24 = 9,957.56 : x
  2. Step 2: Convert to fraction form
    31,015.63/46,531.24 = 9,957.56/x
  3. Step 3: Cross multiply
    31,015.63x = 46,531.24 × 9,957.56
  4. Step 4: Simplify right side
    31,015.63x = 463,337,393.97
  5. Step 5: Solve for x
    x = 463,337,393.97/31,015.63
  6. Step 6: Final answer
    x = 14,938.83

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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.