Home / 11,868.74-16,376.37-9,035.54

Finding the Fourth Proportional to 11,868.74, 16,376.37 and 9,035.54

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Solution

The fourth proportional to 11,868.74, 16,376.37 and 9,035.54 is: 12,467.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,868.74 : 16,376.37 = 9,035.54 : x
  2. Step 2: Convert to fraction form
    11,868.74/16,376.37 = 9,035.54/x
  3. Step 3: Cross multiply
    11,868.74x = 16,376.37 × 9,035.54
  4. Step 4: Simplify right side
    11,868.74x = 147,969,346.19
  5. Step 5: Solve for x
    x = 147,969,346.19/11,868.74
  6. Step 6: Final answer
    x = 12,467.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.