Home / 13,273.02-19,912.50-3,912.93

Finding the Fourth Proportional to 13,273.02, 19,912.50 and 3,912.93

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Solution

The fourth proportional to 13,273.02, 19,912.50 and 3,912.93 is: 5,870.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,273.02 : 19,912.50 = 3,912.93 : x
  2. Step 2: Convert to fraction form
    13,273.02/19,912.50 = 3,912.93/x
  3. Step 3: Cross multiply
    13,273.02x = 19,912.50 × 3,912.93
  4. Step 4: Simplify right side
    13,273.02x = 77,916,218.63
  5. Step 5: Solve for x
    x = 77,916,218.63/13,273.02
  6. Step 6: Final answer
    x = 5,870.27

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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.