Home / 25,521.93-38,274.39-10,728.09

Finding the Fourth Proportional to 25,521.93, 38,274.39 and 10,728.09

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Solution

The fourth proportional to 25,521.93, 38,274.39 and 10,728.09 is: 16,088.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,521.93 : 38,274.39 = 10,728.09 : x
  2. Step 2: Convert to fraction form
    25,521.93/38,274.39 = 10,728.09/x
  3. Step 3: Cross multiply
    25,521.93x = 38,274.39 × 10,728.09
  4. Step 4: Simplify right side
    25,521.93x = 410,611,100.62
  5. Step 5: Solve for x
    x = 410,611,100.62/25,521.93
  6. Step 6: Final answer
    x = 16,088.56

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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.