Home / 13,068.94-19,605.84-6,143.44

Finding the Fourth Proportional to 13,068.94, 19,605.84 and 6,143.44

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Solution

The fourth proportional to 13,068.94, 19,605.84 and 6,143.44 is: 9,216.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,068.94 : 19,605.84 = 6,143.44 : x
  2. Step 2: Convert to fraction form
    13,068.94/19,605.84 = 6,143.44/x
  3. Step 3: Cross multiply
    13,068.94x = 19,605.84 × 6,143.44
  4. Step 4: Simplify right side
    13,068.94x = 120,447,301.69
  5. Step 5: Solve for x
    x = 120,447,301.69/13,068.94
  6. Step 6: Final answer
    x = 9,216.30

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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.