Home / 19,620.24-29,427.12-5,766

Finding the Fourth Proportional to 19,620.24, 29,427.12 and 5,766

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Solution

The fourth proportional to 19,620.24, 29,427.12 and 5,766 is: 8,648.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,620.24 : 29,427.12 = 5,766 : x
  2. Step 2: Convert to fraction form
    19,620.24/29,427.12 = 5,766/x
  3. Step 3: Cross multiply
    19,620.24x = 29,427.12 × 5,766
  4. Step 4: Simplify right side
    19,620.24x = 169,676,773.92
  5. Step 5: Solve for x
    x = 169,676,773.92/19,620.24
  6. Step 6: Final answer
    x = 8,648.05

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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.