Home / 49,575.57-74,390.64-21,495.84

Finding the Fourth Proportional to 49,575.57, 74,390.64 and 21,495.84

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Solution

The fourth proportional to 49,575.57, 74,390.64 and 21,495.84 is: 32,255.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,575.57 : 74,390.64 = 21,495.84 : x
  2. Step 2: Convert to fraction form
    49,575.57/74,390.64 = 21,495.84/x
  3. Step 3: Cross multiply
    49,575.57x = 74,390.64 × 21,495.84
  4. Step 4: Simplify right side
    49,575.57x = 1,599,089,294.94
  5. Step 5: Solve for x
    x = 1,599,089,294.94/49,575.57
  6. Step 6: Final answer
    x = 32,255.59

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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.