Home / 19,922.00-27,433.01-19,479.96

Finding the Fourth Proportional to 19,922.00, 27,433.01 and 19,479.96

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Solution

The fourth proportional to 19,922.00, 27,433.01 and 19,479.96 is: 26,824.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,922.00 : 27,433.01 = 19,479.96 : x
  2. Step 2: Convert to fraction form
    19,922.00/27,433.01 = 19,479.96/x
  3. Step 3: Cross multiply
    19,922.00x = 27,433.01 × 19,479.96
  4. Step 4: Simplify right side
    19,922.00x = 534,393,800.31
  5. Step 5: Solve for x
    x = 534,393,800.31/19,922.00
  6. Step 6: Final answer
    x = 26,824.31

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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.