Home / 16,815.06-25,222.46-6,287.74

Finding the Fourth Proportional to 16,815.06, 25,222.46 and 6,287.74

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Solution

The fourth proportional to 16,815.06, 25,222.46 and 6,287.74 is: 9,431.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,815.06 : 25,222.46 = 6,287.74 : x
  2. Step 2: Convert to fraction form
    16,815.06/25,222.46 = 6,287.74/x
  3. Step 3: Cross multiply
    16,815.06x = 25,222.46 × 6,287.74
  4. Step 4: Simplify right side
    16,815.06x = 158,592,176.15
  5. Step 5: Solve for x
    x = 158,592,176.15/16,815.06
  6. Step 6: Final answer
    x = 9,431.56

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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.