Home / 28,853.25-43,247.06-12,202.89

Finding the Fourth Proportional to 28,853.25, 43,247.06 and 12,202.89

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Solution

The fourth proportional to 28,853.25, 43,247.06 and 12,202.89 is: 18,290.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,853.25 : 43,247.06 = 12,202.89 : x
  2. Step 2: Convert to fraction form
    28,853.25/43,247.06 = 12,202.89/x
  3. Step 3: Cross multiply
    28,853.25x = 43,247.06 × 12,202.89
  4. Step 4: Simplify right side
    28,853.25x = 527,739,116.00
  5. Step 5: Solve for x
    x = 527,739,116.00/28,853.25
  6. Step 6: Final answer
    x = 18,290.46

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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.