Home / 16,728.68-25,093.02-5,782.12

Finding the Fourth Proportional to 16,728.68, 25,093.02 and 5,782.12

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Solution

The fourth proportional to 16,728.68, 25,093.02 and 5,782.12 is: 8,673.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,728.68 : 25,093.02 = 5,782.12 : x
  2. Step 2: Convert to fraction form
    16,728.68/25,093.02 = 5,782.12/x
  3. Step 3: Cross multiply
    16,728.68x = 25,093.02 × 5,782.12
  4. Step 4: Simplify right side
    16,728.68x = 145,090,852.80
  5. Step 5: Solve for x
    x = 145,090,852.80/16,728.68
  6. Step 6: Final answer
    x = 8,673.18

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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.