Home / 28,063.27-42,094.80-7,286.77

Finding the Fourth Proportional to 28,063.27, 42,094.80 and 7,286.77

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Solution

The fourth proportional to 28,063.27, 42,094.80 and 7,286.77 is: 10,930.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,063.27 : 42,094.80 = 7,286.77 : x
  2. Step 2: Convert to fraction form
    28,063.27/42,094.80 = 7,286.77/x
  3. Step 3: Cross multiply
    28,063.27x = 42,094.80 × 7,286.77
  4. Step 4: Simplify right side
    28,063.27x = 306,735,125.80
  5. Step 5: Solve for x
    x = 306,735,125.80/28,063.27
  6. Step 6: Final answer
    x = 10,930.13

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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.