Home / 52,571.76-72,538.20-30,211.44

Finding the Fourth Proportional to 52,571.76, 72,538.20 and 30,211.44

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Solution

The fourth proportional to 52,571.76, 72,538.20 and 30,211.44 is: 41,685.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,571.76 : 72,538.20 = 30,211.44 : x
  2. Step 2: Convert to fraction form
    52,571.76/72,538.20 = 30,211.44/x
  3. Step 3: Cross multiply
    52,571.76x = 72,538.20 × 30,211.44
  4. Step 4: Simplify right side
    52,571.76x = 2,191,483,477.01
  5. Step 5: Solve for x
    x = 2,191,483,477.01/52,571.76
  6. Step 6: Final answer
    x = 41,685.56

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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.