Home / 13,072.79-19,603.99-4,748.27

Finding the Fourth Proportional to 13,072.79, 19,603.99 and 4,748.27

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Solution

The fourth proportional to 13,072.79, 19,603.99 and 4,748.27 is: 7,120.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,072.79 : 19,603.99 = 4,748.27 : x
  2. Step 2: Convert to fraction form
    13,072.79/19,603.99 = 4,748.27/x
  3. Step 3: Cross multiply
    13,072.79x = 19,603.99 × 4,748.27
  4. Step 4: Simplify right side
    13,072.79x = 93,085,037.60
  5. Step 5: Solve for x
    x = 93,085,037.60/13,072.79
  6. Step 6: Final answer
    x = 7,120.52

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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.