Home / 46,231.30-69,320.22-18,118.50

Finding the Fourth Proportional to 46,231.30, 69,320.22 and 18,118.50

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Solution

The fourth proportional to 46,231.30, 69,320.22 and 18,118.50 is: 27,167.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,231.30 : 69,320.22 = 18,118.50 : x
  2. Step 2: Convert to fraction form
    46,231.30/69,320.22 = 18,118.50/x
  3. Step 3: Cross multiply
    46,231.30x = 69,320.22 × 18,118.50
  4. Step 4: Simplify right side
    46,231.30x = 1,255,978,406.07
  5. Step 5: Solve for x
    x = 1,255,978,406.07/46,231.30
  6. Step 6: Final answer
    x = 27,167.27

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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.