Home / 31,262.12-46,897.80-9,072.61

Finding the Fourth Proportional to 31,262.12, 46,897.80 and 9,072.61

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Solution

The fourth proportional to 31,262.12, 46,897.80 and 9,072.61 is: 13,610.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,262.12 : 46,897.80 = 9,072.61 : x
  2. Step 2: Convert to fraction form
    31,262.12/46,897.80 = 9,072.61/x
  3. Step 3: Cross multiply
    31,262.12x = 46,897.80 × 9,072.61
  4. Step 4: Simplify right side
    31,262.12x = 425,485,449.26
  5. Step 5: Solve for x
    x = 425,485,449.26/31,262.12
  6. Step 6: Final answer
    x = 13,610.26

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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.