Home / 36,031.58-49,729.67-20,933.00

Finding the Fourth Proportional to 36,031.58, 49,729.67 and 20,933.00

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Solution

The fourth proportional to 36,031.58, 49,729.67 and 20,933.00 is: 28,891.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,031.58 : 49,729.67 = 20,933.00 : x
  2. Step 2: Convert to fraction form
    36,031.58/49,729.67 = 20,933.00/x
  3. Step 3: Cross multiply
    36,031.58x = 49,729.67 × 20,933.00
  4. Step 4: Simplify right side
    36,031.58x = 1,040,991,251.88
  5. Step 5: Solve for x
    x = 1,040,991,251.88/36,031.58
  6. Step 6: Final answer
    x = 28,891.08

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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.