Home / 36,947.98-55,427.44-13,572.60

Finding the Fourth Proportional to 36,947.98, 55,427.44 and 13,572.60

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Solution

The fourth proportional to 36,947.98, 55,427.44 and 13,572.60 is: 20,360.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,947.98 : 55,427.44 = 13,572.60 : x
  2. Step 2: Convert to fraction form
    36,947.98/55,427.44 = 13,572.60/x
  3. Step 3: Cross multiply
    36,947.98x = 55,427.44 × 13,572.60
  4. Step 4: Simplify right side
    36,947.98x = 752,294,472.14
  5. Step 5: Solve for x
    x = 752,294,472.14/36,947.98
  6. Step 6: Final answer
    x = 20,360.91

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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.