Home / 12,022.77-18,035.86-3,703.46

Finding the Fourth Proportional to 12,022.77, 18,035.86 and 3,703.46

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Solution

The fourth proportional to 12,022.77, 18,035.86 and 3,703.46 is: 5,555.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,022.77 : 18,035.86 = 3,703.46 : x
  2. Step 2: Convert to fraction form
    12,022.77/18,035.86 = 3,703.46/x
  3. Step 3: Cross multiply
    12,022.77x = 18,035.86 × 3,703.46
  4. Step 4: Simplify right side
    12,022.77x = 66,795,086.08
  5. Step 5: Solve for x
    x = 66,795,086.08/12,022.77
  6. Step 6: Final answer
    x = 5,555.72

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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.