Home / 28,830.70-43,230.66-8,836.66

Finding the Fourth Proportional to 28,830.70, 43,230.66 and 8,836.66

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Solution

The fourth proportional to 28,830.70, 43,230.66 and 8,836.66 is: 13,250.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,830.70 : 43,230.66 = 8,836.66 : x
  2. Step 2: Convert to fraction form
    28,830.70/43,230.66 = 8,836.66/x
  3. Step 3: Cross multiply
    28,830.70x = 43,230.66 × 8,836.66
  4. Step 4: Simplify right side
    28,830.70x = 382,014,644.00
  5. Step 5: Solve for x
    x = 382,014,644.00/28,830.70
  6. Step 6: Final answer
    x = 13,250.27

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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.