Home / 11,427.12-17,142.06-4,030.07

Finding the Fourth Proportional to 11,427.12, 17,142.06 and 4,030.07

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Solution

The fourth proportional to 11,427.12, 17,142.06 and 4,030.07 is: 6,045.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,427.12 : 17,142.06 = 4,030.07 : x
  2. Step 2: Convert to fraction form
    11,427.12/17,142.06 = 4,030.07/x
  3. Step 3: Cross multiply
    11,427.12x = 17,142.06 × 4,030.07
  4. Step 4: Simplify right side
    11,427.12x = 69,083,631.15
  5. Step 5: Solve for x
    x = 69,083,631.15/11,427.12
  6. Step 6: Final answer
    x = 6,045.59

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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.