Home / 31,284.58-46,918.65-11,568.77

Finding the Fourth Proportional to 31,284.58, 46,918.65 and 11,568.77

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Solution

The fourth proportional to 31,284.58, 46,918.65 and 11,568.77 is: 17,350.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,284.58 : 46,918.65 = 11,568.77 : x
  2. Step 2: Convert to fraction form
    31,284.58/46,918.65 = 11,568.77/x
  3. Step 3: Cross multiply
    31,284.58x = 46,918.65 × 11,568.77
  4. Step 4: Simplify right side
    31,284.58x = 542,791,070.56
  5. Step 5: Solve for x
    x = 542,791,070.56/31,284.58
  6. Step 6: Final answer
    x = 17,350.12

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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.