Home / 36,945.04-55,439.68-13,573.84

Finding the Fourth Proportional to 36,945.04, 55,439.68 and 13,573.84

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Solution

The fourth proportional to 36,945.04, 55,439.68 and 13,573.84 is: 20,368.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,945.04 : 55,439.68 = 13,573.84 : x
  2. Step 2: Convert to fraction form
    36,945.04/55,439.68 = 13,573.84/x
  3. Step 3: Cross multiply
    36,945.04x = 55,439.68 × 13,573.84
  4. Step 4: Simplify right side
    36,945.04x = 752,529,345.97
  5. Step 5: Solve for x
    x = 752,529,345.97/36,945.04
  6. Step 6: Final answer
    x = 20,368.89

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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.