Home / 46,042.53-69,056.96-12,759.12

Finding the Fourth Proportional to 46,042.53, 69,056.96 and 12,759.12

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Solution

The fourth proportional to 46,042.53, 69,056.96 and 12,759.12 is: 19,136.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,042.53 : 69,056.96 = 12,759.12 : x
  2. Step 2: Convert to fraction form
    46,042.53/69,056.96 = 12,759.12/x
  3. Step 3: Cross multiply
    46,042.53x = 69,056.96 × 12,759.12
  4. Step 4: Simplify right side
    46,042.53x = 881,106,205.79
  5. Step 5: Solve for x
    x = 881,106,205.79/46,042.53
  6. Step 6: Final answer
    x = 19,136.79

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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.