Home / 43,195.38-64,796.78-12,030.63

Finding the Fourth Proportional to 43,195.38, 64,796.78 and 12,030.63

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Solution

The fourth proportional to 43,195.38, 64,796.78 and 12,030.63 is: 18,046.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,195.38 : 64,796.78 = 12,030.63 : x
  2. Step 2: Convert to fraction form
    43,195.38/64,796.78 = 12,030.63/x
  3. Step 3: Cross multiply
    43,195.38x = 64,796.78 × 12,030.63
  4. Step 4: Simplify right side
    43,195.38x = 779,546,085.37
  5. Step 5: Solve for x
    x = 779,546,085.37/43,195.38
  6. Step 6: Final answer
    x = 18,046.98

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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.