Home / 13,504.52-20,256.92-13,485.08

Finding the Fourth Proportional to 13,504.52, 20,256.92 and 13,485.08

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Solution

The fourth proportional to 13,504.52, 20,256.92 and 13,485.08 is: 20,227.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,504.52 : 20,256.92 = 13,485.08 : x
  2. Step 2: Convert to fraction form
    13,504.52/20,256.92 = 13,485.08/x
  3. Step 3: Cross multiply
    13,504.52x = 20,256.92 × 13,485.08
  4. Step 4: Simplify right side
    13,504.52x = 273,166,018.04
  5. Step 5: Solve for x
    x = 273,166,018.04/13,504.52
  6. Step 6: Final answer
    x = 20,227.75

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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.