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Finding the Fourth Proportional to 19,392.27, 29,060.52 and 8,295.94

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Solution

The fourth proportional to 19,392.27, 29,060.52 and 8,295.94 is: 12,431.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,392.27 : 29,060.52 = 8,295.94 : x
  2. Step 2: Convert to fraction form
    19,392.27/29,060.52 = 8,295.94/x
  3. Step 3: Cross multiply
    19,392.27x = 29,060.52 × 8,295.94
  4. Step 4: Simplify right side
    19,392.27x = 241,084,330.29
  5. Step 5: Solve for x
    x = 241,084,330.29/19,392.27
  6. Step 6: Final answer
    x = 12,431.98

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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.