Home / 19,954.07-29,935.80-5,914.21

Finding the Fourth Proportional to 19,954.07, 29,935.80 and 5,914.21

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Solution

The fourth proportional to 19,954.07, 29,935.80 and 5,914.21 is: 8,872.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,954.07 : 29,935.80 = 5,914.21 : x
  2. Step 2: Convert to fraction form
    19,954.07/29,935.80 = 5,914.21/x
  3. Step 3: Cross multiply
    19,954.07x = 29,935.80 × 5,914.21
  4. Step 4: Simplify right side
    19,954.07x = 177,046,622.96
  5. Step 5: Solve for x
    x = 177,046,622.96/19,954.07
  6. Step 6: Final answer
    x = 8,872.71

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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.