Home / 31,187.16-46,779.26-11,464.34

Finding the Fourth Proportional to 31,187.16, 46,779.26 and 11,464.34

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Solution

The fourth proportional to 31,187.16, 46,779.26 and 11,464.34 is: 17,195.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,187.16 : 46,779.26 = 11,464.34 : x
  2. Step 2: Convert to fraction form
    31,187.16/46,779.26 = 11,464.34/x
  3. Step 3: Cross multiply
    31,187.16x = 46,779.26 × 11,464.34
  4. Step 4: Simplify right side
    31,187.16x = 536,293,050.37
  5. Step 5: Solve for x
    x = 536,293,050.37/31,187.16
  6. Step 6: Final answer
    x = 17,195.96

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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.