Home / 36,357.20-50,156.09-21,250.50

Finding the Fourth Proportional to 36,357.20, 50,156.09 and 21,250.50

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Solution

The fourth proportional to 36,357.20, 50,156.09 and 21,250.50 is: 29,315.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,357.20 : 50,156.09 = 21,250.50 : x
  2. Step 2: Convert to fraction form
    36,357.20/50,156.09 = 21,250.50/x
  3. Step 3: Cross multiply
    36,357.20x = 50,156.09 × 21,250.50
  4. Step 4: Simplify right side
    36,357.20x = 1,065,841,775.90
  5. Step 5: Solve for x
    x = 1,065,841,775.90/36,357.20
  6. Step 6: Final answer
    x = 29,315.84

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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.