Home / 19,859.68-29,725.48-10,961

Finding the Fourth Proportional to 19,859.68, 29,725.48 and 10,961

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Solution

The fourth proportional to 19,859.68, 29,725.48 and 10,961 is: 16,406.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,859.68 : 29,725.48 = 10,961 : x
  2. Step 2: Convert to fraction form
    19,859.68/29,725.48 = 10,961/x
  3. Step 3: Cross multiply
    19,859.68x = 29,725.48 × 10,961
  4. Step 4: Simplify right side
    19,859.68x = 325,820,986.28
  5. Step 5: Solve for x
    x = 325,820,986.28/19,859.68
  6. Step 6: Final answer
    x = 16,406.15

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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.