Home / 28,967.44-43,423.36-9,235.12

Finding the Fourth Proportional to 28,967.44, 43,423.36 and 9,235.12

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Solution

The fourth proportional to 28,967.44, 43,423.36 and 9,235.12 is: 13,843.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,967.44 : 43,423.36 = 9,235.12 : x
  2. Step 2: Convert to fraction form
    28,967.44/43,423.36 = 9,235.12/x
  3. Step 3: Cross multiply
    28,967.44x = 43,423.36 × 9,235.12
  4. Step 4: Simplify right side
    28,967.44x = 401,019,940.40
  5. Step 5: Solve for x
    x = 401,019,940.40/28,967.44
  6. Step 6: Final answer
    x = 13,843.82

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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.