Home / 36,425.36-50,266.44-20,509.76

Finding the Fourth Proportional to 36,425.36, 50,266.44 and 20,509.76

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Solution

The fourth proportional to 36,425.36, 50,266.44 and 20,509.76 is: 28,303.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,425.36 : 50,266.44 = 20,509.76 : x
  2. Step 2: Convert to fraction form
    36,425.36/50,266.44 = 20,509.76/x
  3. Step 3: Cross multiply
    36,425.36x = 50,266.44 × 20,509.76
  4. Step 4: Simplify right side
    36,425.36x = 1,030,952,620.45
  5. Step 5: Solve for x
    x = 1,030,952,620.45/36,425.36
  6. Step 6: Final answer
    x = 28,303.16

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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.