Home / 32,936.40-49,339.80-19,749.60

Finding the Fourth Proportional to 32,936.40, 49,339.80 and 19,749.60

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Solution

The fourth proportional to 32,936.40, 49,339.80 and 19,749.60 is: 29,585.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,936.40 : 49,339.80 = 19,749.60 : x
  2. Step 2: Convert to fraction form
    32,936.40/49,339.80 = 19,749.60/x
  3. Step 3: Cross multiply
    32,936.40x = 49,339.80 × 19,749.60
  4. Step 4: Simplify right side
    32,936.40x = 974,441,314.08
  5. Step 5: Solve for x
    x = 974,441,314.08/32,936.40
  6. Step 6: Final answer
    x = 29,585.54

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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.