Home / 31,045.22-46,539.74-11,319.16

Finding the Fourth Proportional to 31,045.22, 46,539.74 and 11,319.16

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Solution

The fourth proportional to 31,045.22, 46,539.74 and 11,319.16 is: 16,968.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,045.22 : 46,539.74 = 11,319.16 : x
  2. Step 2: Convert to fraction form
    31,045.22/46,539.74 = 11,319.16/x
  3. Step 3: Cross multiply
    31,045.22x = 46,539.74 × 11,319.16
  4. Step 4: Simplify right side
    31,045.22x = 526,790,530.72
  5. Step 5: Solve for x
    x = 526,790,530.72/31,045.22
  6. Step 6: Final answer
    x = 16,968.49

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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.