Home / 46,189.62-69,284.43-11,129.31

Finding the Fourth Proportional to 46,189.62, 69,284.43 and 11,129.31

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Solution

The fourth proportional to 46,189.62, 69,284.43 and 11,129.31 is: 16,693.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,189.62 : 69,284.43 = 11,129.31 : x
  2. Step 2: Convert to fraction form
    46,189.62/69,284.43 = 11,129.31/x
  3. Step 3: Cross multiply
    46,189.62x = 69,284.43 × 11,129.31
  4. Step 4: Simplify right side
    46,189.62x = 771,087,899.64
  5. Step 5: Solve for x
    x = 771,087,899.64/46,189.62
  6. Step 6: Final answer
    x = 16,693.97

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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.