Home / 14,380.23-19,838.32-8,409.27

Finding the Fourth Proportional to 14,380.23, 19,838.32 and 8,409.27

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Solution

The fourth proportional to 14,380.23, 19,838.32 and 8,409.27 is: 11,601.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,380.23 : 19,838.32 = 8,409.27 : x
  2. Step 2: Convert to fraction form
    14,380.23/19,838.32 = 8,409.27/x
  3. Step 3: Cross multiply
    14,380.23x = 19,838.32 × 8,409.27
  4. Step 4: Simplify right side
    14,380.23x = 166,825,731.01
  5. Step 5: Solve for x
    x = 166,825,731.01/14,380.23
  6. Step 6: Final answer
    x = 11,601.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.