Home / 46,516.32-69,774.64-11,456.80

Finding the Fourth Proportional to 46,516.32, 69,774.64 and 11,456.80

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Solution

The fourth proportional to 46,516.32, 69,774.64 and 11,456.80 is: 17,185.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,516.32 : 69,774.64 = 11,456.80 : x
  2. Step 2: Convert to fraction form
    46,516.32/69,774.64 = 11,456.80/x
  3. Step 3: Cross multiply
    46,516.32x = 69,774.64 × 11,456.80
  4. Step 4: Simplify right side
    46,516.32x = 799,394,095.55
  5. Step 5: Solve for x
    x = 799,394,095.55/46,516.32
  6. Step 6: Final answer
    x = 17,185.24

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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.