Home / 13,635.59-20,453.40-5,849.87

Finding the Fourth Proportional to 13,635.59, 20,453.40 and 5,849.87

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Solution

The fourth proportional to 13,635.59, 20,453.40 and 5,849.87 is: 8,774.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,635.59 : 20,453.40 = 5,849.87 : x
  2. Step 2: Convert to fraction form
    13,635.59/20,453.40 = 5,849.87/x
  3. Step 3: Cross multiply
    13,635.59x = 20,453.40 × 5,849.87
  4. Step 4: Simplify right side
    13,635.59x = 119,649,628.79
  5. Step 5: Solve for x
    x = 119,649,628.79/13,635.59
  6. Step 6: Final answer
    x = 8,774.81

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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.