Home / 46,421.64-69,633.36-11,361.60

Finding the Fourth Proportional to 46,421.64, 69,633.36 and 11,361.60

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Solution

The fourth proportional to 46,421.64, 69,633.36 and 11,361.60 is: 17,042.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,421.64 : 69,633.36 = 11,361.60 : x
  2. Step 2: Convert to fraction form
    46,421.64/69,633.36 = 11,361.60/x
  3. Step 3: Cross multiply
    46,421.64x = 69,633.36 × 11,361.60
  4. Step 4: Simplify right side
    46,421.64x = 791,146,382.98
  5. Step 5: Solve for x
    x = 791,146,382.98/46,421.64
  6. Step 6: Final answer
    x = 17,042.62

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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.