Home / 36,628.14-54,885.38-25,405.40

Finding the Fourth Proportional to 36,628.14, 54,885.38 and 25,405.40

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Solution

The fourth proportional to 36,628.14, 54,885.38 and 25,405.40 is: 38,068.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,628.14 : 54,885.38 = 25,405.40 : x
  2. Step 2: Convert to fraction form
    36,628.14/54,885.38 = 25,405.40/x
  3. Step 3: Cross multiply
    36,628.14x = 54,885.38 × 25,405.40
  4. Step 4: Simplify right side
    36,628.14x = 1,394,384,631.60
  5. Step 5: Solve for x
    x = 1,394,384,631.60/36,628.14
  6. Step 6: Final answer
    x = 38,068.67

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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.