Home / 36,197.74-54,283.30-12,499.28

Finding the Fourth Proportional to 36,197.74, 54,283.30 and 12,499.28

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Solution

The fourth proportional to 36,197.74, 54,283.30 and 12,499.28 is: 18,744.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,197.74 : 54,283.30 = 12,499.28 : x
  2. Step 2: Convert to fraction form
    36,197.74/54,283.30 = 12,499.28/x
  3. Step 3: Cross multiply
    36,197.74x = 54,283.30 × 12,499.28
  4. Step 4: Simplify right side
    36,197.74x = 678,502,166.02
  5. Step 5: Solve for x
    x = 678,502,166.02/36,197.74
  6. Step 6: Final answer
    x = 18,744.32

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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.