Home / 14,771.37-22,166.90-7,662.16

Finding the Fourth Proportional to 14,771.37, 22,166.90 and 7,662.16

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Solution

The fourth proportional to 14,771.37, 22,166.90 and 7,662.16 is: 11,498.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,771.37 : 22,166.90 = 7,662.16 : x
  2. Step 2: Convert to fraction form
    14,771.37/22,166.90 = 7,662.16/x
  3. Step 3: Cross multiply
    14,771.37x = 22,166.90 × 7,662.16
  4. Step 4: Simplify right side
    14,771.37x = 169,846,353.40
  5. Step 5: Solve for x
    x = 169,846,353.40/14,771.37
  6. Step 6: Final answer
    x = 11,498.35

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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.