Home / 13,752.08-20,611.20-6,346.52

Finding the Fourth Proportional to 13,752.08, 20,611.20 and 6,346.52

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Solution

The fourth proportional to 13,752.08, 20,611.20 and 6,346.52 is: 9,511.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,752.08 : 20,611.20 = 6,346.52 : x
  2. Step 2: Convert to fraction form
    13,752.08/20,611.20 = 6,346.52/x
  3. Step 3: Cross multiply
    13,752.08x = 20,611.20 × 6,346.52
  4. Step 4: Simplify right side
    13,752.08x = 130,809,393.02
  5. Step 5: Solve for x
    x = 130,809,393.02/13,752.08
  6. Step 6: Final answer
    x = 9,511.97

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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.