Home / 13,586.73-20,383.47-4,822.53

Finding the Fourth Proportional to 13,586.73, 20,383.47 and 4,822.53

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Solution

The fourth proportional to 13,586.73, 20,383.47 and 4,822.53 is: 7,234.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,586.73 : 20,383.47 = 4,822.53 : x
  2. Step 2: Convert to fraction form
    13,586.73/20,383.47 = 4,822.53/x
  3. Step 3: Cross multiply
    13,586.73x = 20,383.47 × 4,822.53
  4. Step 4: Simplify right side
    13,586.73x = 98,299,895.58
  5. Step 5: Solve for x
    x = 98,299,895.58/13,586.73
  6. Step 6: Final answer
    x = 7,234.99

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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.