Home / 30,619.37-45,946.77-12,848.44

Finding the Fourth Proportional to 30,619.37, 45,946.77 and 12,848.44

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Solution

The fourth proportional to 30,619.37, 45,946.77 and 12,848.44 is: 19,280.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,619.37 : 45,946.77 = 12,848.44 : x
  2. Step 2: Convert to fraction form
    30,619.37/45,946.77 = 12,848.44/x
  3. Step 3: Cross multiply
    30,619.37x = 45,946.77 × 12,848.44
  4. Step 4: Simplify right side
    30,619.37x = 590,344,317.54
  5. Step 5: Solve for x
    x = 590,344,317.54/30,619.37
  6. Step 6: Final answer
    x = 19,280.09

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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.