Home / 15,773.85-23,664.87-4,680.45

Finding the Fourth Proportional to 15,773.85, 23,664.87 and 4,680.45

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Solution

The fourth proportional to 15,773.85, 23,664.87 and 4,680.45 is: 7,021.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,773.85 : 23,664.87 = 4,680.45 : x
  2. Step 2: Convert to fraction form
    15,773.85/23,664.87 = 4,680.45/x
  3. Step 3: Cross multiply
    15,773.85x = 23,664.87 × 4,680.45
  4. Step 4: Simplify right side
    15,773.85x = 110,762,240.79
  5. Step 5: Solve for x
    x = 110,762,240.79/15,773.85
  6. Step 6: Final answer
    x = 7,021.89

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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.