Home / 15,336.72-23,003.76-4,242.56

Finding the Fourth Proportional to 15,336.72, 23,003.76 and 4,242.56

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Solution

The fourth proportional to 15,336.72, 23,003.76 and 4,242.56 is: 6,363.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,336.72 : 23,003.76 = 4,242.56 : x
  2. Step 2: Convert to fraction form
    15,336.72/23,003.76 = 4,242.56/x
  3. Step 3: Cross multiply
    15,336.72x = 23,003.76 × 4,242.56
  4. Step 4: Simplify right side
    15,336.72x = 97,594,832.03
  5. Step 5: Solve for x
    x = 97,594,832.03/15,336.72
  6. Step 6: Final answer
    x = 6,363.47

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