Home / 12,296.02-18,439.50-4,396.40

Finding the Fourth Proportional to 12,296.02, 18,439.50 and 4,396.40

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Solution

The fourth proportional to 12,296.02, 18,439.50 and 4,396.40 is: 6,592.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,296.02 : 18,439.50 = 4,396.40 : x
  2. Step 2: Convert to fraction form
    12,296.02/18,439.50 = 4,396.40/x
  3. Step 3: Cross multiply
    12,296.02x = 18,439.50 × 4,396.40
  4. Step 4: Simplify right side
    12,296.02x = 81,067,463.90
  5. Step 5: Solve for x
    x = 81,067,463.90/12,296.02
  6. Step 6: Final answer
    x = 6,592.99

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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.