Home / 36,203.28-54,291.56-12,504.76

Finding the Fourth Proportional to 36,203.28, 54,291.56 and 12,504.76

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Solution

The fourth proportional to 36,203.28, 54,291.56 and 12,504.76 is: 18,752.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,203.28 : 54,291.56 = 12,504.76 : x
  2. Step 2: Convert to fraction form
    36,203.28/54,291.56 = 12,504.76/x
  3. Step 3: Cross multiply
    36,203.28x = 54,291.56 × 12,504.76
  4. Step 4: Simplify right side
    36,203.28x = 678,902,927.83
  5. Step 5: Solve for x
    x = 678,902,927.83/36,203.28
  6. Step 6: Final answer
    x = 18,752.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.