Home / 14,546.45-21,816.59-6,646.72

Finding the Fourth Proportional to 14,546.45, 21,816.59 and 6,646.72

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Solution

The fourth proportional to 14,546.45, 21,816.59 and 6,646.72 is: 9,968.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,546.45 : 21,816.59 = 6,646.72 : x
  2. Step 2: Convert to fraction form
    14,546.45/21,816.59 = 6,646.72/x
  3. Step 3: Cross multiply
    14,546.45x = 21,816.59 × 6,646.72
  4. Step 4: Simplify right side
    14,546.45x = 145,008,765.08
  5. Step 5: Solve for x
    x = 145,008,765.08/14,546.45
  6. Step 6: Final answer
    x = 9,968.67

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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.