Home / 13,296.22-19,946.12-4,974.28

Finding the Fourth Proportional to 13,296.22, 19,946.12 and 4,974.28

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Solution

The fourth proportional to 13,296.22, 19,946.12 and 4,974.28 is: 7,462.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,296.22 : 19,946.12 = 4,974.28 : x
  2. Step 2: Convert to fraction form
    13,296.22/19,946.12 = 4,974.28/x
  3. Step 3: Cross multiply
    13,296.22x = 19,946.12 × 4,974.28
  4. Step 4: Simplify right side
    13,296.22x = 99,217,511.06
  5. Step 5: Solve for x
    x = 99,217,511.06/13,296.22
  6. Step 6: Final answer
    x = 7,462.09

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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.