Home / 19,713.72-29,573.52-7,230.90

Finding the Fourth Proportional to 19,713.72, 29,573.52 and 7,230.90

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Solution

The fourth proportional to 19,713.72, 29,573.52 and 7,230.90 is: 10,847.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,713.72 : 29,573.52 = 7,230.90 : x
  2. Step 2: Convert to fraction form
    19,713.72/29,573.52 = 7,230.90/x
  3. Step 3: Cross multiply
    19,713.72x = 29,573.52 × 7,230.90
  4. Step 4: Simplify right side
    19,713.72x = 213,843,165.77
  5. Step 5: Solve for x
    x = 213,843,165.77/19,713.72
  6. Step 6: Final answer
    x = 10,847.43

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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.