Home / 13,527.37-20,289.21-4,039.54

Finding the Fourth Proportional to 13,527.37, 20,289.21 and 4,039.54

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Solution

The fourth proportional to 13,527.37, 20,289.21 and 4,039.54 is: 6,058.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,527.37 : 20,289.21 = 4,039.54 : x
  2. Step 2: Convert to fraction form
    13,527.37/20,289.21 = 4,039.54/x
  3. Step 3: Cross multiply
    13,527.37x = 20,289.21 × 4,039.54
  4. Step 4: Simplify right side
    13,527.37x = 81,959,055.17
  5. Step 5: Solve for x
    x = 81,959,055.17/13,527.37
  6. Step 6: Final answer
    x = 6,058.76

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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.