Home / 27,293.24-37,660.20-18,355.76

Finding the Fourth Proportional to 27,293.24, 37,660.20 and 18,355.76

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Solution

The fourth proportional to 27,293.24, 37,660.20 and 18,355.76 is: 25,327.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,293.24 : 37,660.20 = 18,355.76 : x
  2. Step 2: Convert to fraction form
    27,293.24/37,660.20 = 18,355.76/x
  3. Step 3: Cross multiply
    27,293.24x = 37,660.20 × 18,355.76
  4. Step 4: Simplify right side
    27,293.24x = 691,281,592.75
  5. Step 5: Solve for x
    x = 691,281,592.75/27,293.24
  6. Step 6: Final answer
    x = 25,327.94

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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.