Home / 36,478.22-54,679.39-15,400.67

Finding the Fourth Proportional to 36,478.22, 54,679.39 and 15,400.67

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Solution

The fourth proportional to 36,478.22, 54,679.39 and 15,400.67 is: 23,084.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,478.22 : 54,679.39 = 15,400.67 : x
  2. Step 2: Convert to fraction form
    36,478.22/54,679.39 = 15,400.67/x
  3. Step 3: Cross multiply
    36,478.22x = 54,679.39 × 15,400.67
  4. Step 4: Simplify right side
    36,478.22x = 842,099,241.19
  5. Step 5: Solve for x
    x = 842,099,241.19/36,478.22
  6. Step 6: Final answer
    x = 23,084.99

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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.