Home / 31,277.02-46,915.62-7,584.47

Finding the Fourth Proportional to 31,277.02, 46,915.62 and 7,584.47

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Solution

The fourth proportional to 31,277.02, 46,915.62 and 7,584.47 is: 11,376.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,277.02 : 46,915.62 = 7,584.47 : x
  2. Step 2: Convert to fraction form
    31,277.02/46,915.62 = 7,584.47/x
  3. Step 3: Cross multiply
    31,277.02x = 46,915.62 × 7,584.47
  4. Step 4: Simplify right side
    31,277.02x = 355,830,112.42
  5. Step 5: Solve for x
    x = 355,830,112.42/31,277.02
  6. Step 6: Final answer
    x = 11,376.73

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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.