Home / 36,398.96-54,598.74-11,438.45

Finding the Fourth Proportional to 36,398.96, 54,598.74 and 11,438.45

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Solution

The fourth proportional to 36,398.96, 54,598.74 and 11,438.45 is: 17,157.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,398.96 : 54,598.74 = 11,438.45 : x
  2. Step 2: Convert to fraction form
    36,398.96/54,598.74 = 11,438.45/x
  3. Step 3: Cross multiply
    36,398.96x = 54,598.74 × 11,438.45
  4. Step 4: Simplify right side
    36,398.96x = 624,524,627.37
  5. Step 5: Solve for x
    x = 624,524,627.37/36,398.96
  6. Step 6: Final answer
    x = 17,157.76

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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.