Home / 27,289.42-40,858.20-13,933.56

Finding the Fourth Proportional to 27,289.42, 40,858.20 and 13,933.56

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Solution

The fourth proportional to 27,289.42, 40,858.20 and 13,933.56 is: 20,861.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,289.42 : 40,858.20 = 13,933.56 : x
  2. Step 2: Convert to fraction form
    27,289.42/40,858.20 = 13,933.56/x
  3. Step 3: Cross multiply
    27,289.42x = 40,858.20 × 13,933.56
  4. Step 4: Simplify right side
    27,289.42x = 569,300,334.41
  5. Step 5: Solve for x
    x = 569,300,334.41/27,289.42
  6. Step 6: Final answer
    x = 20,861.58

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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.