Home / 12,633.82-18,939.93-4,848.22

Finding the Fourth Proportional to 12,633.82, 18,939.93 and 4,848.22

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Solution

The fourth proportional to 12,633.82, 18,939.93 and 4,848.22 is: 7,268.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,633.82 : 18,939.93 = 4,848.22 : x
  2. Step 2: Convert to fraction form
    12,633.82/18,939.93 = 4,848.22/x
  3. Step 3: Cross multiply
    12,633.82x = 18,939.93 × 4,848.22
  4. Step 4: Simplify right side
    12,633.82x = 91,824,947.42
  5. Step 5: Solve for x
    x = 91,824,947.42/12,633.82
  6. Step 6: Final answer
    x = 7,268.19

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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.