Home / 14,183.34-21,253.46-6,777.60

Finding the Fourth Proportional to 14,183.34, 21,253.46 and 6,777.60

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Solution

The fourth proportional to 14,183.34, 21,253.46 and 6,777.60 is: 10,156.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,183.34 : 21,253.46 = 6,777.60 : x
  2. Step 2: Convert to fraction form
    14,183.34/21,253.46 = 6,777.60/x
  3. Step 3: Cross multiply
    14,183.34x = 21,253.46 × 6,777.60
  4. Step 4: Simplify right side
    14,183.34x = 144,047,416.61
  5. Step 5: Solve for x
    x = 144,047,416.61/14,183.34
  6. Step 6: Final answer
    x = 10,156.10

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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.