Home / 36,420.32-54,596.40-16,679

Finding the Fourth Proportional to 36,420.32, 54,596.40 and 16,679

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Solution

The fourth proportional to 36,420.32, 54,596.40 and 16,679 is: 25,002.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,420.32 : 54,596.40 = 16,679 : x
  2. Step 2: Convert to fraction form
    36,420.32/54,596.40 = 16,679/x
  3. Step 3: Cross multiply
    36,420.32x = 54,596.40 × 16,679
  4. Step 4: Simplify right side
    36,420.32x = 910,613,355.60
  5. Step 5: Solve for x
    x = 910,613,355.60/36,420.32
  6. Step 6: Final answer
    x = 25,002.89

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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.