Home / 49,464.47-74,188.56-13,928.26

Finding the Fourth Proportional to 49,464.47, 74,188.56 and 13,928.26

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Solution

The fourth proportional to 49,464.47, 74,188.56 and 13,928.26 is: 20,890.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,464.47 : 74,188.56 = 13,928.26 : x
  2. Step 2: Convert to fraction form
    49,464.47/74,188.56 = 13,928.26/x
  3. Step 3: Cross multiply
    49,464.47x = 74,188.56 × 13,928.26
  4. Step 4: Simplify right side
    49,464.47x = 1,033,317,112.12
  5. Step 5: Solve for x
    x = 1,033,317,112.12/49,464.47
  6. Step 6: Final answer
    x = 20,890.09

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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.