Home / 34,092.11-47,047.10-19,947.69

Finding the Fourth Proportional to 34,092.11, 47,047.10 and 19,947.69

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Solution

The fourth proportional to 34,092.11, 47,047.10 and 19,947.69 is: 27,527.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,092.11 : 47,047.10 = 19,947.69 : x
  2. Step 2: Convert to fraction form
    34,092.11/47,047.10 = 19,947.69/x
  3. Step 3: Cross multiply
    34,092.11x = 47,047.10 × 19,947.69
  4. Step 4: Simplify right side
    34,092.11x = 938,480,866.46
  5. Step 5: Solve for x
    x = 938,480,866.46/34,092.11
  6. Step 6: Final answer
    x = 27,527.81

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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.