Home / 26,031.44-38,960.76-20,801.36

Finding the Fourth Proportional to 26,031.44, 38,960.76 and 20,801.36

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Solution

The fourth proportional to 26,031.44, 38,960.76 and 20,801.36 is: 31,133.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,031.44 : 38,960.76 = 20,801.36 : x
  2. Step 2: Convert to fraction form
    26,031.44/38,960.76 = 20,801.36/x
  3. Step 3: Cross multiply
    26,031.44x = 38,960.76 × 20,801.36
  4. Step 4: Simplify right side
    26,031.44x = 810,436,794.63
  5. Step 5: Solve for x
    x = 810,436,794.63/26,031.44
  6. Step 6: Final answer
    x = 31,133.00

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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.