Home / 12,773.20-19,155.02-4,451.08

Finding the Fourth Proportional to 12,773.20, 19,155.02 and 4,451.08

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Solution

The fourth proportional to 12,773.20, 19,155.02 and 4,451.08 is: 6,674.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,773.20 : 19,155.02 = 4,451.08 : x
  2. Step 2: Convert to fraction form
    12,773.20/19,155.02 = 4,451.08/x
  3. Step 3: Cross multiply
    12,773.20x = 19,155.02 × 4,451.08
  4. Step 4: Simplify right side
    12,773.20x = 85,260,526.42
  5. Step 5: Solve for x
    x = 85,260,526.42/12,773.20
  6. Step 6: Final answer
    x = 6,674.95

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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.