Home / 49,427.55-74,141.36-28,504.37

Finding the Fourth Proportional to 49,427.55, 74,141.36 and 28,504.37

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Solution

The fourth proportional to 49,427.55, 74,141.36 and 28,504.37 is: 42,756.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,427.55 : 74,141.36 = 28,504.37 : x
  2. Step 2: Convert to fraction form
    49,427.55/74,141.36 = 28,504.37/x
  3. Step 3: Cross multiply
    49,427.55x = 74,141.36 × 28,504.37
  4. Step 4: Simplify right side
    49,427.55x = 2,113,352,907.47
  5. Step 5: Solve for x
    x = 2,113,352,907.47/49,427.55
  6. Step 6: Final answer
    x = 42,756.58

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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.