Home / 19,327.20-28,994.52-8,233.68

Finding the Fourth Proportional to 19,327.20, 28,994.52 and 8,233.68

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Solution

The fourth proportional to 19,327.20, 28,994.52 and 8,233.68 is: 12,352.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,327.20 : 28,994.52 = 8,233.68 : x
  2. Step 2: Convert to fraction form
    19,327.20/28,994.52 = 8,233.68/x
  3. Step 3: Cross multiply
    19,327.20x = 28,994.52 × 8,233.68
  4. Step 4: Simplify right side
    19,327.20x = 238,731,599.43
  5. Step 5: Solve for x
    x = 238,731,599.43/19,327.20
  6. Step 6: Final answer
    x = 12,352.10

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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.