Home / 19,623.45-29,436.20-6,476.85

Finding the Fourth Proportional to 19,623.45, 29,436.20 and 6,476.85

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Solution

The fourth proportional to 19,623.45, 29,436.20 and 6,476.85 is: 9,715.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,623.45 : 29,436.20 = 6,476.85 : x
  2. Step 2: Convert to fraction form
    19,623.45/29,436.20 = 6,476.85/x
  3. Step 3: Cross multiply
    19,623.45x = 29,436.20 × 6,476.85
  4. Step 4: Simplify right side
    19,623.45x = 190,653,835.78
  5. Step 5: Solve for x
    x = 190,653,835.78/19,623.45
  6. Step 6: Final answer
    x = 9,715.61

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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.