Home / 13,158.48-19,731.24-4,832.60

Finding the Fourth Proportional to 13,158.48, 19,731.24 and 4,832.60

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Solution

The fourth proportional to 13,158.48, 19,731.24 and 4,832.60 is: 7,246.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,158.48 : 19,731.24 = 4,832.60 : x
  2. Step 2: Convert to fraction form
    13,158.48/19,731.24 = 4,832.60/x
  3. Step 3: Cross multiply
    13,158.48x = 19,731.24 × 4,832.60
  4. Step 4: Simplify right side
    13,158.48x = 95,353,190.42
  5. Step 5: Solve for x
    x = 95,353,190.42/13,158.48
  6. Step 6: Final answer
    x = 7,246.52

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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.