Home / 14,615.37-20,168.00-8,154.62

Finding the Fourth Proportional to 14,615.37, 20,168.00 and 8,154.62

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Solution

The fourth proportional to 14,615.37, 20,168.00 and 8,154.62 is: 11,252.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,615.37 : 20,168.00 = 8,154.62 : x
  2. Step 2: Convert to fraction form
    14,615.37/20,168.00 = 8,154.62/x
  3. Step 3: Cross multiply
    14,615.37x = 20,168.00 × 8,154.62
  4. Step 4: Simplify right side
    14,615.37x = 164,462,234.55
  5. Step 5: Solve for x
    x = 164,462,234.55/14,615.37
  6. Step 6: Final answer
    x = 11,252.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.