Home / 31,569.24-47,361.48-11,848

Finding the Fourth Proportional to 31,569.24, 47,361.48 and 11,848

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Solution

The fourth proportional to 31,569.24, 47,361.48 and 11,848 is: 17,774.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,569.24 : 47,361.48 = 11,848 : x
  2. Step 2: Convert to fraction form
    31,569.24/47,361.48 = 11,848/x
  3. Step 3: Cross multiply
    31,569.24x = 47,361.48 × 11,848
  4. Step 4: Simplify right side
    31,569.24x = 561,138,815.04
  5. Step 5: Solve for x
    x = 561,138,815.04/31,569.24
  6. Step 6: Final answer
    x = 17,774.86

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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.