Home / 19,695.60-29,539.37-5,651.87

Finding the Fourth Proportional to 19,695.60, 29,539.37 and 5,651.87

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Solution

The fourth proportional to 19,695.60, 29,539.37 and 5,651.87 is: 8,476.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,695.60 : 29,539.37 = 5,651.87 : x
  2. Step 2: Convert to fraction form
    19,695.60/29,539.37 = 5,651.87/x
  3. Step 3: Cross multiply
    19,695.60x = 29,539.37 × 5,651.87
  4. Step 4: Simplify right side
    19,695.60x = 166,952,679.12
  5. Step 5: Solve for x
    x = 166,952,679.12/19,695.60
  6. Step 6: Final answer
    x = 8,476.65

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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.