Home / 13,306.08-19,959.09-3,446.34

Finding the Fourth Proportional to 13,306.08, 19,959.09 and 3,446.34

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Solution

The fourth proportional to 13,306.08, 19,959.09 and 3,446.34 is: 5,169.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,306.08 : 19,959.09 = 3,446.34 : x
  2. Step 2: Convert to fraction form
    13,306.08/19,959.09 = 3,446.34/x
  3. Step 3: Cross multiply
    13,306.08x = 19,959.09 × 3,446.34
  4. Step 4: Simplify right side
    13,306.08x = 68,785,810.23
  5. Step 5: Solve for x
    x = 68,785,810.23/13,306.08
  6. Step 6: Final answer
    x = 5,169.50

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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.