Home / 19,647.16-29,471.22-5,608.46

Finding the Fourth Proportional to 19,647.16, 29,471.22 and 5,608.46

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Solution

The fourth proportional to 19,647.16, 29,471.22 and 5,608.46 is: 8,412.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,647.16 : 29,471.22 = 5,608.46 : x
  2. Step 2: Convert to fraction form
    19,647.16/29,471.22 = 5,608.46/x
  3. Step 3: Cross multiply
    19,647.16x = 29,471.22 × 5,608.46
  4. Step 4: Simplify right side
    19,647.16x = 165,288,158.52
  5. Step 5: Solve for x
    x = 165,288,158.52/19,647.16
  6. Step 6: Final answer
    x = 8,412.83

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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.