Home / 25,823.96-38,738.69-9,185.55

Finding the Fourth Proportional to 25,823.96, 38,738.69 and 9,185.55

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Solution

The fourth proportional to 25,823.96, 38,738.69 and 9,185.55 is: 13,779.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,823.96 : 38,738.69 = 9,185.55 : x
  2. Step 2: Convert to fraction form
    25,823.96/38,738.69 = 9,185.55/x
  3. Step 3: Cross multiply
    25,823.96x = 38,738.69 × 9,185.55
  4. Step 4: Simplify right side
    25,823.96x = 355,836,017.18
  5. Step 5: Solve for x
    x = 355,836,017.18/25,823.96
  6. Step 6: Final answer
    x = 13,779.30

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.