Home / 14,438.07-19,924.86-8,474.04

Finding the Fourth Proportional to 14,438.07, 19,924.86 and 8,474.04

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Solution

The fourth proportional to 14,438.07, 19,924.86 and 8,474.04 is: 11,694.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,438.07 : 19,924.86 = 8,474.04 : x
  2. Step 2: Convert to fraction form
    14,438.07/19,924.86 = 8,474.04/x
  3. Step 3: Cross multiply
    14,438.07x = 19,924.86 × 8,474.04
  4. Step 4: Simplify right side
    14,438.07x = 168,844,060.63
  5. Step 5: Solve for x
    x = 168,844,060.63/14,438.07
  6. Step 6: Final answer
    x = 11,694.37

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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.