Home / 20,090.83-27,725.30-11,476.83

Finding the Fourth Proportional to 20,090.83, 27,725.30 and 11,476.83

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Solution

The fourth proportional to 20,090.83, 27,725.30 and 11,476.83 is: 15,838.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,090.83 : 27,725.30 = 11,476.83 : x
  2. Step 2: Convert to fraction form
    20,090.83/27,725.30 = 11,476.83/x
  3. Step 3: Cross multiply
    20,090.83x = 27,725.30 × 11,476.83
  4. Step 4: Simplify right side
    20,090.83x = 318,198,554.80
  5. Step 5: Solve for x
    x = 318,198,554.80/20,090.83
  6. Step 6: Final answer
    x = 15,838.00

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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.