Home / 25,515.46-38,277.28-10,728.60

Finding the Fourth Proportional to 25,515.46, 38,277.28 and 10,728.60

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Solution

The fourth proportional to 25,515.46, 38,277.28 and 10,728.60 is: 16,094.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,515.46 : 38,277.28 = 10,728.60 : x
  2. Step 2: Convert to fraction form
    25,515.46/38,277.28 = 10,728.60/x
  3. Step 3: Cross multiply
    25,515.46x = 38,277.28 × 10,728.60
  4. Step 4: Simplify right side
    25,515.46x = 410,661,741.56
  5. Step 5: Solve for x
    x = 410,661,741.56/25,515.46
  6. Step 6: Final answer
    x = 16,094.63

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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.