Home / 25,728.08-35,494.30-16,772.44

Finding the Fourth Proportional to 25,728.08, 35,494.30 and 16,772.44

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Solution

The fourth proportional to 25,728.08, 35,494.30 and 16,772.44 is: 23,139.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,728.08 : 35,494.30 = 16,772.44 : x
  2. Step 2: Convert to fraction form
    25,728.08/35,494.30 = 16,772.44/x
  3. Step 3: Cross multiply
    25,728.08x = 35,494.30 × 16,772.44
  4. Step 4: Simplify right side
    25,728.08x = 595,326,017.09
  5. Step 5: Solve for x
    x = 595,326,017.09/25,728.08
  6. Step 6: Final answer
    x = 23,139.15

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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.