Home / 28,866.67-43,299.54-9,144.94

Finding the Fourth Proportional to 28,866.67, 43,299.54 and 9,144.94

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Solution

The fourth proportional to 28,866.67, 43,299.54 and 9,144.94 is: 13,717.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,866.67 : 43,299.54 = 9,144.94 : x
  2. Step 2: Convert to fraction form
    28,866.67/43,299.54 = 9,144.94/x
  3. Step 3: Cross multiply
    28,866.67x = 43,299.54 × 9,144.94
  4. Step 4: Simplify right side
    28,866.67x = 395,971,695.33
  5. Step 5: Solve for x
    x = 395,971,695.33/28,866.67
  6. Step 6: Final answer
    x = 13,717.26

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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.