Home / 28,208.44-38,913.80-23,730.56

Finding the Fourth Proportional to 28,208.44, 38,913.80 and 23,730.56

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Solution

The fourth proportional to 28,208.44, 38,913.80 and 23,730.56 is: 32,736.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,208.44 : 38,913.80 = 23,730.56 : x
  2. Step 2: Convert to fraction form
    28,208.44/38,913.80 = 23,730.56/x
  3. Step 3: Cross multiply
    28,208.44x = 38,913.80 × 23,730.56
  4. Step 4: Simplify right side
    28,208.44x = 923,446,265.73
  5. Step 5: Solve for x
    x = 923,446,265.73/28,208.44
  6. Step 6: Final answer
    x = 32,736.52

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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.