Home / 14,361.20-21,541.96-4,499.76

Finding the Fourth Proportional to 14,361.20, 21,541.96 and 4,499.76

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Solution

The fourth proportional to 14,361.20, 21,541.96 and 4,499.76 is: 6,749.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,361.20 : 21,541.96 = 4,499.76 : x
  2. Step 2: Convert to fraction form
    14,361.20/21,541.96 = 4,499.76/x
  3. Step 3: Cross multiply
    14,361.20x = 21,541.96 × 4,499.76
  4. Step 4: Simplify right side
    14,361.20x = 96,933,649.93
  5. Step 5: Solve for x
    x = 96,933,649.93/14,361.20
  6. Step 6: Final answer
    x = 6,749.69

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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.