Home / 28,927.26-43,392.39-8,152.38

Finding the Fourth Proportional to 28,927.26, 43,392.39 and 8,152.38

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Solution

The fourth proportional to 28,927.26, 43,392.39 and 8,152.38 is: 12,228.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,927.26 : 43,392.39 = 8,152.38 : x
  2. Step 2: Convert to fraction form
    28,927.26/43,392.39 = 8,152.38/x
  3. Step 3: Cross multiply
    28,927.26x = 43,392.39 × 8,152.38
  4. Step 4: Simplify right side
    28,927.26x = 353,751,252.39
  5. Step 5: Solve for x
    x = 353,751,252.39/28,927.26
  6. Step 6: Final answer
    x = 12,228.99

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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.