Home / 13,483.44-18,606.24-8,447.52

Finding the Fourth Proportional to 13,483.44, 18,606.24 and 8,447.52

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Solution

The fourth proportional to 13,483.44, 18,606.24 and 8,447.52 is: 11,657.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,483.44 : 18,606.24 = 8,447.52 : x
  2. Step 2: Convert to fraction form
    13,483.44/18,606.24 = 8,447.52/x
  3. Step 3: Cross multiply
    13,483.44x = 18,606.24 × 8,447.52
  4. Step 4: Simplify right side
    13,483.44x = 157,176,584.52
  5. Step 5: Solve for x
    x = 157,176,584.52/13,483.44
  6. Step 6: Final answer
    x = 11,657.01

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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.