Home / 36,428.89-54,638.76-10,135.67

Finding the Fourth Proportional to 36,428.89, 54,638.76 and 10,135.67

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Solution

The fourth proportional to 36,428.89, 54,638.76 and 10,135.67 is: 15,202.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,428.89 : 54,638.76 = 10,135.67 : x
  2. Step 2: Convert to fraction form
    36,428.89/54,638.76 = 10,135.67/x
  3. Step 3: Cross multiply
    36,428.89x = 54,638.76 × 10,135.67
  4. Step 4: Simplify right side
    36,428.89x = 553,800,440.57
  5. Step 5: Solve for x
    x = 553,800,440.57/36,428.89
  6. Step 6: Final answer
    x = 15,202.23

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1.5x scale

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.