Home / 31,268.64-46,840.14-14,605.68

Finding the Fourth Proportional to 31,268.64, 46,840.14 and 14,605.68

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Solution

The fourth proportional to 31,268.64, 46,840.14 and 14,605.68 is: 21,879.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,268.64 : 46,840.14 = 14,605.68 : x
  2. Step 2: Convert to fraction form
    31,268.64/46,840.14 = 14,605.68/x
  3. Step 3: Cross multiply
    31,268.64x = 46,840.14 × 14,605.68
  4. Step 4: Simplify right side
    31,268.64x = 684,132,096.00
  5. Step 5: Solve for x
    x = 684,132,096.00/31,268.64
  6. Step 6: Final answer
    x = 21,879.18

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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.