Home / 34,553.92-47,681.31-19,447.78

Finding the Fourth Proportional to 34,553.92, 47,681.31 and 19,447.78

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Solution

The fourth proportional to 34,553.92, 47,681.31 and 19,447.78 is: 26,836.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,553.92 : 47,681.31 = 19,447.78 : x
  2. Step 2: Convert to fraction form
    34,553.92/47,681.31 = 19,447.78/x
  3. Step 3: Cross multiply
    34,553.92x = 47,681.31 × 19,447.78
  4. Step 4: Simplify right side
    34,553.92x = 927,295,626.99
  5. Step 5: Solve for x
    x = 927,295,626.99/34,553.92
  6. Step 6: Final answer
    x = 26,836.19

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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.