Home / 31,085.91-46,634.40-14,464.71

Finding the Fourth Proportional to 31,085.91, 46,634.40 and 14,464.71

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Solution

The fourth proportional to 31,085.91, 46,634.40 and 14,464.71 is: 21,699.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,085.91 : 46,634.40 = 14,464.71 : x
  2. Step 2: Convert to fraction form
    31,085.91/46,634.40 = 14,464.71/x
  3. Step 3: Cross multiply
    31,085.91x = 46,634.40 × 14,464.71
  4. Step 4: Simplify right side
    31,085.91x = 674,553,072.02
  5. Step 5: Solve for x
    x = 674,553,072.02/31,085.91
  6. Step 6: Final answer
    x = 21,699.64

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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.