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Finding the Fourth Proportional to 19,573.99, 29,359.94 and 6,922.87

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Solution

The fourth proportional to 19,573.99, 29,359.94 and 6,922.87 is: 10,383.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,573.99 : 29,359.94 = 6,922.87 : x
  2. Step 2: Convert to fraction form
    19,573.99/29,359.94 = 6,922.87/x
  3. Step 3: Cross multiply
    19,573.99x = 29,359.94 × 6,922.87
  4. Step 4: Simplify right side
    19,573.99x = 203,255,047.83
  5. Step 5: Solve for x
    x = 203,255,047.83/19,573.99
  6. Step 6: Final answer
    x = 10,383.94

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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.