Home / 26,725.82-40,102.55-19,390.82

Finding the Fourth Proportional to 26,725.82, 40,102.55 and 19,390.82

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Solution

The fourth proportional to 26,725.82, 40,102.55 and 19,390.82 is: 29,096.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,725.82 : 40,102.55 = 19,390.82 : x
  2. Step 2: Convert to fraction form
    26,725.82/40,102.55 = 19,390.82/x
  3. Step 3: Cross multiply
    26,725.82x = 40,102.55 × 19,390.82
  4. Step 4: Simplify right side
    26,725.82x = 777,621,031.12
  5. Step 5: Solve for x
    x = 777,621,031.12/26,725.82
  6. Step 6: Final answer
    x = 29,096.25

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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.