Home / 31,133.03-46,671.80-11,406.96

Finding the Fourth Proportional to 31,133.03, 46,671.80 and 11,406.96

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Solution

The fourth proportional to 31,133.03, 46,671.80 and 11,406.96 is: 17,100.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,133.03 : 46,671.80 = 11,406.96 : x
  2. Step 2: Convert to fraction form
    31,133.03/46,671.80 = 11,406.96/x
  3. Step 3: Cross multiply
    31,133.03x = 46,671.80 × 11,406.96
  4. Step 4: Simplify right side
    31,133.03x = 532,383,298.69
  5. Step 5: Solve for x
    x = 532,383,298.69/31,133.03
  6. Step 6: Final answer
    x = 17,100.28

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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.