Home / 13,239.72-19,862.46-4,006.44

Finding the Fourth Proportional to 13,239.72, 19,862.46 and 4,006.44

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Solution

The fourth proportional to 13,239.72, 19,862.46 and 4,006.44 is: 6,010.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,239.72 : 19,862.46 = 4,006.44 : x
  2. Step 2: Convert to fraction form
    13,239.72/19,862.46 = 4,006.44/x
  3. Step 3: Cross multiply
    13,239.72x = 19,862.46 × 4,006.44
  4. Step 4: Simplify right side
    13,239.72x = 79,577,754.24
  5. Step 5: Solve for x
    x = 79,577,754.24/13,239.72
  6. Step 6: Final answer
    x = 6,010.53

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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.