Home / 13,270.38-19,905.59-4,950.27

Finding the Fourth Proportional to 13,270.38, 19,905.59 and 4,950.27

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Solution

The fourth proportional to 13,270.38, 19,905.59 and 4,950.27 is: 7,425.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,270.38 : 19,905.59 = 4,950.27 : x
  2. Step 2: Convert to fraction form
    13,270.38/19,905.59 = 4,950.27/x
  3. Step 3: Cross multiply
    13,270.38x = 19,905.59 × 4,950.27
  4. Step 4: Simplify right side
    13,270.38x = 98,538,020.26
  5. Step 5: Solve for x
    x = 98,538,020.26/13,270.38
  6. Step 6: Final answer
    x = 7,425.41

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1.5x scale

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.