Home / 13,273.90-19,907.34-4,507

Finding the Fourth Proportional to 13,273.90, 19,907.34 and 4,507

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Solution

The fourth proportional to 13,273.90, 19,907.34 and 4,507 is: 6,759.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,273.90 : 19,907.34 = 4,507 : x
  2. Step 2: Convert to fraction form
    13,273.90/19,907.34 = 4,507/x
  3. Step 3: Cross multiply
    13,273.90x = 19,907.34 × 4,507
  4. Step 4: Simplify right side
    13,273.90x = 89,722,381.38
  5. Step 5: Solve for x
    x = 89,722,381.38/13,273.90
  6. Step 6: Final answer
    x = 6,759.31

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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.