Home / 15,258.94-21,057.93-8,544.50

Finding the Fourth Proportional to 15,258.94, 21,057.93 and 8,544.50

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Solution

The fourth proportional to 15,258.94, 21,057.93 and 8,544.50 is: 11,791.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,258.94 : 21,057.93 = 8,544.50 : x
  2. Step 2: Convert to fraction form
    15,258.94/21,057.93 = 8,544.50/x
  3. Step 3: Cross multiply
    15,258.94x = 21,057.93 × 8,544.50
  4. Step 4: Simplify right side
    15,258.94x = 179,929,535.53
  5. Step 5: Solve for x
    x = 179,929,535.53/15,258.94
  6. Step 6: Final answer
    x = 11,791.75

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.