Home / 25,384.83-38,054.64-12,049.60

Finding the Fourth Proportional to 25,384.83, 38,054.64 and 12,049.60

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Solution

The fourth proportional to 25,384.83, 38,054.64 and 12,049.60 is: 18,063.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,384.83 : 38,054.64 = 12,049.60 : x
  2. Step 2: Convert to fraction form
    25,384.83/38,054.64 = 12,049.60/x
  3. Step 3: Cross multiply
    25,384.83x = 38,054.64 × 12,049.60
  4. Step 4: Simplify right side
    25,384.83x = 458,543,211.55
  5. Step 5: Solve for x
    x = 458,543,211.55/25,384.83
  6. Step 6: Final answer
    x = 18,063.67

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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.