Home / 52,870.12-79,309.84-14,919.73

Finding the Fourth Proportional to 52,870.12, 79,309.84 and 14,919.73

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Solution

The fourth proportional to 52,870.12, 79,309.84 and 14,919.73 is: 22,380.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,870.12 : 79,309.84 = 14,919.73 : x
  2. Step 2: Convert to fraction form
    52,870.12/79,309.84 = 14,919.73/x
  3. Step 3: Cross multiply
    52,870.12x = 79,309.84 × 14,919.73
  4. Step 4: Simplify right side
    52,870.12x = 1,183,280,928.00
  5. Step 5: Solve for x
    x = 1,183,280,928.00/52,870.12
  6. Step 6: Final answer
    x = 22,380.90

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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.