Home / 36,538.83-50,422.55-20,624.76

Finding the Fourth Proportional to 36,538.83, 50,422.55 and 20,624.76

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Solution

The fourth proportional to 36,538.83, 50,422.55 and 20,624.76 is: 28,461.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,538.83 : 50,422.55 = 20,624.76 : x
  2. Step 2: Convert to fraction form
    36,538.83/50,422.55 = 20,624.76/x
  3. Step 3: Cross multiply
    36,538.83x = 50,422.55 × 20,624.76
  4. Step 4: Simplify right side
    36,538.83x = 1,039,952,889.21
  5. Step 5: Solve for x
    x = 1,039,952,889.21/36,538.83
  6. Step 6: Final answer
    x = 28,461.58

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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.