Home / 31,193.34-43,047.66-19,093.57

Finding the Fourth Proportional to 31,193.34, 43,047.66 and 19,093.57

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Solution

The fourth proportional to 31,193.34, 43,047.66 and 19,093.57 is: 26,349.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,193.34 : 43,047.66 = 19,093.57 : x
  2. Step 2: Convert to fraction form
    31,193.34/43,047.66 = 19,093.57/x
  3. Step 3: Cross multiply
    31,193.34x = 43,047.66 × 19,093.57
  4. Step 4: Simplify right side
    31,193.34x = 821,933,661.97
  5. Step 5: Solve for x
    x = 821,933,661.97/31,193.34
  6. Step 6: Final answer
    x = 26,349.66

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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.