Home / 14,584.58-21,878.02-7,185.00

Finding the Fourth Proportional to 14,584.58, 21,878.02 and 7,185.00

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Solution

The fourth proportional to 14,584.58, 21,878.02 and 7,185.00 is: 10,778.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,584.58 : 21,878.02 = 7,185.00 : x
  2. Step 2: Convert to fraction form
    14,584.58/21,878.02 = 7,185.00/x
  3. Step 3: Cross multiply
    14,584.58x = 21,878.02 × 7,185.00
  4. Step 4: Simplify right side
    14,584.58x = 157,193,684.93
  5. Step 5: Solve for x
    x = 157,193,684.93/14,584.58
  6. Step 6: Final answer
    x = 10,778.07

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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.