Home / 31,112.24-46,553.48-18,641.06

Finding the Fourth Proportional to 31,112.24, 46,553.48 and 18,641.06

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Solution

The fourth proportional to 31,112.24, 46,553.48 and 18,641.06 is: 27,892.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,112.24 : 46,553.48 = 18,641.06 : x
  2. Step 2: Convert to fraction form
    31,112.24/46,553.48 = 18,641.06/x
  3. Step 3: Cross multiply
    31,112.24x = 46,553.48 × 18,641.06
  4. Step 4: Simplify right side
    31,112.24x = 867,806,213.89
  5. Step 5: Solve for x
    x = 867,806,213.89/31,112.24
  6. Step 6: Final answer
    x = 27,892.76

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1.5x scale

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.