Home / 13,675.52-20,500.32-6,746.24

Finding the Fourth Proportional to 13,675.52, 20,500.32 and 6,746.24

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Solution

The fourth proportional to 13,675.52, 20,500.32 and 6,746.24 is: 10,112.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,675.52 : 20,500.32 = 6,746.24 : x
  2. Step 2: Convert to fraction form
    13,675.52/20,500.32 = 6,746.24/x
  3. Step 3: Cross multiply
    13,675.52x = 20,500.32 × 6,746.24
  4. Step 4: Simplify right side
    13,675.52x = 138,300,078.80
  5. Step 5: Solve for x
    x = 138,300,078.80/13,675.52
  6. Step 6: Final answer
    x = 10,112.97

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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.