Home / 31,217.36-46,822.80-9,034.16

Finding the Fourth Proportional to 31,217.36, 46,822.80 and 9,034.16

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Solution

The fourth proportional to 31,217.36, 46,822.80 and 9,034.16 is: 13,550.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,217.36 : 46,822.80 = 9,034.16 : x
  2. Step 2: Convert to fraction form
    31,217.36/46,822.80 = 9,034.16/x
  3. Step 3: Cross multiply
    31,217.36x = 46,822.80 × 9,034.16
  4. Step 4: Simplify right side
    31,217.36x = 423,004,666.85
  5. Step 5: Solve for x
    x = 423,004,666.85/31,217.36
  6. Step 6: Final answer
    x = 13,550.30

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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.