Home / 19,711.26-29,568.51-5,671.26

Finding the Fourth Proportional to 19,711.26, 29,568.51 and 5,671.26

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Solution

The fourth proportional to 19,711.26, 29,568.51 and 5,671.26 is: 8,507.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,711.26 : 29,568.51 = 5,671.26 : x
  2. Step 2: Convert to fraction form
    19,711.26/29,568.51 = 5,671.26/x
  3. Step 3: Cross multiply
    19,711.26x = 29,568.51 × 5,671.26
  4. Step 4: Simplify right side
    19,711.26x = 167,690,708.02
  5. Step 5: Solve for x
    x = 167,690,708.02/19,711.26
  6. Step 6: Final answer
    x = 8,507.36

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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.