Home / 12,243.34-18,365.01-3,009.34

Finding the Fourth Proportional to 12,243.34, 18,365.01 and 3,009.34

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Solution

The fourth proportional to 12,243.34, 18,365.01 and 3,009.34 is: 4,514.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,243.34 : 18,365.01 = 3,009.34 : x
  2. Step 2: Convert to fraction form
    12,243.34/18,365.01 = 3,009.34/x
  3. Step 3: Cross multiply
    12,243.34x = 18,365.01 × 3,009.34
  4. Step 4: Simplify right side
    12,243.34x = 55,266,559.19
  5. Step 5: Solve for x
    x = 55,266,559.19/12,243.34
  6. Step 6: Final answer
    x = 4,514.01

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Double scale
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Similar ratio
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1.5x scale

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.