Home / 12,079.05-18,124.37-6,235.66

Finding the Fourth Proportional to 12,079.05, 18,124.37 and 6,235.66

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Solution

The fourth proportional to 12,079.05, 18,124.37 and 6,235.66 is: 9,356.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,079.05 : 18,124.37 = 6,235.66 : x
  2. Step 2: Convert to fraction form
    12,079.05/18,124.37 = 6,235.66/x
  3. Step 3: Cross multiply
    12,079.05x = 18,124.37 × 6,235.66
  4. Step 4: Simplify right side
    12,079.05x = 113,017,409.03
  5. Step 5: Solve for x
    x = 113,017,409.03/12,079.05
  6. Step 6: Final answer
    x = 9,356.48

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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.