Home / 31,887.64-44,005.98-19,947.16

Finding the Fourth Proportional to 31,887.64, 44,005.98 and 19,947.16

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Solution

The fourth proportional to 31,887.64, 44,005.98 and 19,947.16 is: 27,527.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,887.64 : 44,005.98 = 19,947.16 : x
  2. Step 2: Convert to fraction form
    31,887.64/44,005.98 = 19,947.16/x
  3. Step 3: Cross multiply
    31,887.64x = 44,005.98 × 19,947.16
  4. Step 4: Simplify right side
    31,887.64x = 877,794,324.02
  5. Step 5: Solve for x
    x = 877,794,324.02/31,887.64
  6. Step 6: Final answer
    x = 27,527.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.