Home / 25,858.53-38,796.15-12,701.67

Finding the Fourth Proportional to 25,858.53, 38,796.15 and 12,701.67

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Solution

The fourth proportional to 25,858.53, 38,796.15 and 12,701.67 is: 19,056.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,858.53 : 38,796.15 = 12,701.67 : x
  2. Step 2: Convert to fraction form
    25,858.53/38,796.15 = 12,701.67/x
  3. Step 3: Cross multiply
    25,858.53x = 38,796.15 × 12,701.67
  4. Step 4: Simplify right side
    25,858.53x = 492,775,894.57
  5. Step 5: Solve for x
    x = 492,775,894.57/25,858.53
  6. Step 6: Final answer
    x = 19,056.61

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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.