Home / 40,349.41-60,533.83-12,647.41

Finding the Fourth Proportional to 40,349.41, 60,533.83 and 12,647.41

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Solution

The fourth proportional to 40,349.41, 60,533.83 and 12,647.41 is: 18,974.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,349.41 : 60,533.83 = 12,647.41 : x
  2. Step 2: Convert to fraction form
    40,349.41/60,533.83 = 12,647.41/x
  3. Step 3: Cross multiply
    40,349.41x = 60,533.83 × 12,647.41
  4. Step 4: Simplify right side
    40,349.41x = 765,596,015.55
  5. Step 5: Solve for x
    x = 765,596,015.55/40,349.41
  6. Step 6: Final answer
    x = 18,974.16

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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.