Home / 28,270.26-39,012.58-16,333.34

Finding the Fourth Proportional to 28,270.26, 39,012.58 and 16,333.34

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Solution

The fourth proportional to 28,270.26, 39,012.58 and 16,333.34 is: 22,539.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,270.26 : 39,012.58 = 16,333.34 : x
  2. Step 2: Convert to fraction form
    28,270.26/39,012.58 = 16,333.34/x
  3. Step 3: Cross multiply
    28,270.26x = 39,012.58 × 16,333.34
  4. Step 4: Simplify right side
    28,270.26x = 637,205,733.42
  5. Step 5: Solve for x
    x = 637,205,733.42/28,270.26
  6. Step 6: Final answer
    x = 22,539.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.