Home / 13,148.11-19,715.37-4,825.99

Finding the Fourth Proportional to 13,148.11, 19,715.37 and 4,825.99

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Solution

The fourth proportional to 13,148.11, 19,715.37 and 4,825.99 is: 7,236.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,148.11 : 19,715.37 = 4,825.99 : x
  2. Step 2: Convert to fraction form
    13,148.11/19,715.37 = 4,825.99/x
  3. Step 3: Cross multiply
    13,148.11x = 19,715.37 × 4,825.99
  4. Step 4: Simplify right side
    13,148.11x = 95,146,178.47
  5. Step 5: Solve for x
    x = 95,146,178.47/13,148.11
  6. Step 6: Final answer
    x = 7,236.49

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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.