Home / 12,054.24-18,085.32-4,261.32

Finding the Fourth Proportional to 12,054.24, 18,085.32 and 4,261.32

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Solution

The fourth proportional to 12,054.24, 18,085.32 and 4,261.32 is: 6,393.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,054.24 : 18,085.32 = 4,261.32 : x
  2. Step 2: Convert to fraction form
    12,054.24/18,085.32 = 4,261.32/x
  3. Step 3: Cross multiply
    12,054.24x = 18,085.32 × 4,261.32
  4. Step 4: Simplify right side
    12,054.24x = 77,067,335.82
  5. Step 5: Solve for x
    x = 77,067,335.82/12,054.24
  6. Step 6: Final answer
    x = 6,393.38

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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.