Home / 15,745.68-23,618.15-6,383.19

Finding the Fourth Proportional to 15,745.68, 23,618.15 and 6,383.19

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Solution

The fourth proportional to 15,745.68, 23,618.15 and 6,383.19 is: 9,574.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,745.68 : 23,618.15 = 6,383.19 : x
  2. Step 2: Convert to fraction form
    15,745.68/23,618.15 = 6,383.19/x
  3. Step 3: Cross multiply
    15,745.68x = 23,618.15 × 6,383.19
  4. Step 4: Simplify right side
    15,745.68x = 150,759,106.98
  5. Step 5: Solve for x
    x = 150,759,106.98/15,745.68
  6. Step 6: Final answer
    x = 9,574.63

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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.