Home / 19,474.80-29,212.20-6,327.60

Finding the Fourth Proportional to 19,474.80, 29,212.20 and 6,327.60

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Solution

The fourth proportional to 19,474.80, 29,212.20 and 6,327.60 is: 9,491.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,474.80 : 29,212.20 = 6,327.60 : x
  2. Step 2: Convert to fraction form
    19,474.80/29,212.20 = 6,327.60/x
  3. Step 3: Cross multiply
    19,474.80x = 29,212.20 × 6,327.60
  4. Step 4: Simplify right side
    19,474.80x = 184,843,116.72
  5. Step 5: Solve for x
    x = 184,843,116.72/19,474.80
  6. Step 6: Final answer
    x = 9,491.40

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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.