Home / 31,957.48-44,112.90-19,381.96

Finding the Fourth Proportional to 31,957.48, 44,112.90 and 19,381.96

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Solution

The fourth proportional to 31,957.48, 44,112.90 and 19,381.96 is: 26,754.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,957.48 : 44,112.90 = 19,381.96 : x
  2. Step 2: Convert to fraction form
    31,957.48/44,112.90 = 19,381.96/x
  3. Step 3: Cross multiply
    31,957.48x = 44,112.90 × 19,381.96
  4. Step 4: Simplify right side
    31,957.48x = 854,994,463.28
  5. Step 5: Solve for x
    x = 854,994,463.28/31,957.48
  6. Step 6: Final answer
    x = 26,754.13

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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.