Home / 36,437.21-50,283.13-20,526.78

Finding the Fourth Proportional to 36,437.21, 50,283.13 and 20,526.78

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Solution

The fourth proportional to 36,437.21, 50,283.13 and 20,526.78 is: 28,326.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,437.21 : 50,283.13 = 20,526.78 : x
  2. Step 2: Convert to fraction form
    36,437.21/50,283.13 = 20,526.78/x
  3. Step 3: Cross multiply
    36,437.21x = 50,283.13 × 20,526.78
  4. Step 4: Simplify right side
    36,437.21x = 1,032,150,922.95
  5. Step 5: Solve for x
    x = 1,032,150,922.95/36,437.21
  6. Step 6: Final answer
    x = 28,326.84

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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.