Home / 49,425.87-68,212.56-28,208.31

Finding the Fourth Proportional to 49,425.87, 68,212.56 and 28,208.31

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Solution

The fourth proportional to 49,425.87, 68,212.56 and 28,208.31 is: 38,930.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,425.87 : 68,212.56 = 28,208.31 : x
  2. Step 2: Convert to fraction form
    49,425.87/68,212.56 = 28,208.31/x
  3. Step 3: Cross multiply
    49,425.87x = 68,212.56 × 28,208.31
  4. Step 4: Simplify right side
    49,425.87x = 1,924,161,038.37
  5. Step 5: Solve for x
    x = 1,924,161,038.37/49,425.87
  6. Step 6: Final answer
    x = 38,930.24

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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.