Home / 13,653.45-20,467.80-9,495.41

Finding the Fourth Proportional to 13,653.45, 20,467.80 and 9,495.41

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Solution

The fourth proportional to 13,653.45, 20,467.80 and 9,495.41 is: 14,234.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,653.45 : 20,467.80 = 9,495.41 : x
  2. Step 2: Convert to fraction form
    13,653.45/20,467.80 = 9,495.41/x
  3. Step 3: Cross multiply
    13,653.45x = 20,467.80 × 9,495.41
  4. Step 4: Simplify right side
    13,653.45x = 194,350,050.46
  5. Step 5: Solve for x
    x = 194,350,050.46/13,653.45
  6. Step 6: Final answer
    x = 14,234.50

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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.