Home / 15,872.24-21,907.32-10,273.52

Finding the Fourth Proportional to 15,872.24, 21,907.32 and 10,273.52

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Solution

The fourth proportional to 15,872.24, 21,907.32 and 10,273.52 is: 14,179.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,872.24 : 21,907.32 = 10,273.52 : x
  2. Step 2: Convert to fraction form
    15,872.24/21,907.32 = 10,273.52/x
  3. Step 3: Cross multiply
    15,872.24x = 21,907.32 × 10,273.52
  4. Step 4: Simplify right side
    15,872.24x = 225,065,290.17
  5. Step 5: Solve for x
    x = 225,065,290.17/15,872.24
  6. Step 6: Final answer
    x = 14,179.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.