Home / 14,011.46-20,955.22-12,462.34

Finding the Fourth Proportional to 14,011.46, 20,955.22 and 12,462.34

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Solution

The fourth proportional to 14,011.46, 20,955.22 and 12,462.34 is: 18,638.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,011.46 : 20,955.22 = 12,462.34 : x
  2. Step 2: Convert to fraction form
    14,011.46/20,955.22 = 12,462.34/x
  3. Step 3: Cross multiply
    14,011.46x = 20,955.22 × 12,462.34
  4. Step 4: Simplify right side
    14,011.46x = 261,151,076.41
  5. Step 5: Solve for x
    x = 261,151,076.41/14,011.46
  6. Step 6: Final answer
    x = 18,638.39

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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.