Home / 18,273.62-25,215.77-10,314.31

Finding the Fourth Proportional to 18,273.62, 25,215.77 and 10,314.31

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Solution

The fourth proportional to 18,273.62, 25,215.77 and 10,314.31 is: 14,232.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,273.62 : 25,215.77 = 10,314.31 : x
  2. Step 2: Convert to fraction form
    18,273.62/25,215.77 = 10,314.31/x
  3. Step 3: Cross multiply
    18,273.62x = 25,215.77 × 10,314.31
  4. Step 4: Simplify right side
    18,273.62x = 260,083,268.67
  5. Step 5: Solve for x
    x = 260,083,268.67/18,273.62
  6. Step 6: Final answer
    x = 14,232.72

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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.