Home / 20,383.19-30,572.73-5,593.59

Finding the Fourth Proportional to 20,383.19, 30,572.73 and 5,593.59

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Solution

The fourth proportional to 20,383.19, 30,572.73 and 5,593.59 is: 8,389.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,383.19 : 30,572.73 = 5,593.59 : x
  2. Step 2: Convert to fraction form
    20,383.19/30,572.73 = 5,593.59/x
  3. Step 3: Cross multiply
    20,383.19x = 30,572.73 × 5,593.59
  4. Step 4: Simplify right side
    20,383.19x = 171,011,316.80
  5. Step 5: Solve for x
    x = 171,011,316.80/20,383.19
  6. Step 6: Final answer
    x = 8,389.82

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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.