Home / 13,947.99-20,923.31-4,588.08

Finding the Fourth Proportional to 13,947.99, 20,923.31 and 4,588.08

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Solution

The fourth proportional to 13,947.99, 20,923.31 and 4,588.08 is: 6,882.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,947.99 : 20,923.31 = 4,588.08 : x
  2. Step 2: Convert to fraction form
    13,947.99/20,923.31 = 4,588.08/x
  3. Step 3: Cross multiply
    13,947.99x = 20,923.31 × 4,588.08
  4. Step 4: Simplify right side
    13,947.99x = 95,997,845.04
  5. Step 5: Solve for x
    x = 95,997,845.04/13,947.99
  6. Step 6: Final answer
    x = 6,882.56

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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.