Home / 12,057.36-18,085.84-3,292.24

Finding the Fourth Proportional to 12,057.36, 18,085.84 and 3,292.24

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Solution

The fourth proportional to 12,057.36, 18,085.84 and 3,292.24 is: 4,938.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,057.36 : 18,085.84 = 3,292.24 : x
  2. Step 2: Convert to fraction form
    12,057.36/18,085.84 = 3,292.24/x
  3. Step 3: Cross multiply
    12,057.36x = 18,085.84 × 3,292.24
  4. Step 4: Simplify right side
    12,057.36x = 59,542,925.88
  5. Step 5: Solve for x
    x = 59,542,925.88/12,057.36
  6. Step 6: Final answer
    x = 4,938.31

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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.