Home / 19,343.55-29,019.70-6,863.59

Finding the Fourth Proportional to 19,343.55, 29,019.70 and 6,863.59

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Solution

The fourth proportional to 19,343.55, 29,019.70 and 6,863.59 is: 10,296.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,343.55 : 29,019.70 = 6,863.59 : x
  2. Step 2: Convert to fraction form
    19,343.55/29,019.70 = 6,863.59/x
  3. Step 3: Cross multiply
    19,343.55x = 29,019.70 × 6,863.59
  4. Step 4: Simplify right side
    19,343.55x = 199,179,165.73
  5. Step 5: Solve for x
    x = 199,179,165.73/19,343.55
  6. Step 6: Final answer
    x = 10,296.93

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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.