Home / 25,376.22-38,066.87-8,734.05

Finding the Fourth Proportional to 25,376.22, 38,066.87 and 8,734.05

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Solution

The fourth proportional to 25,376.22, 38,066.87 and 8,734.05 is: 13,101.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,376.22 : 38,066.87 = 8,734.05 : x
  2. Step 2: Convert to fraction form
    25,376.22/38,066.87 = 8,734.05/x
  3. Step 3: Cross multiply
    25,376.22x = 38,066.87 × 8,734.05
  4. Step 4: Simplify right side
    25,376.22x = 332,477,967.76
  5. Step 5: Solve for x
    x = 332,477,967.76/25,376.22
  6. Step 6: Final answer
    x = 13,101.95

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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.