Home / 28,740.22-43,114.88-9,014.09

Finding the Fourth Proportional to 28,740.22, 43,114.88 and 9,014.09

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Solution

The fourth proportional to 28,740.22, 43,114.88 and 9,014.09 is: 13,522.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,740.22 : 43,114.88 = 9,014.09 : x
  2. Step 2: Convert to fraction form
    28,740.22/43,114.88 = 9,014.09/x
  3. Step 3: Cross multiply
    28,740.22x = 43,114.88 × 9,014.09
  4. Step 4: Simplify right side
    28,740.22x = 388,641,215.62
  5. Step 5: Solve for x
    x = 388,641,215.62/28,740.22
  6. Step 6: Final answer
    x = 13,522.56

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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.