Home / 14,544.12-21,816.20-4,155.87

Finding the Fourth Proportional to 14,544.12, 21,816.20 and 4,155.87

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Solution

The fourth proportional to 14,544.12, 21,816.20 and 4,155.87 is: 6,233.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,544.12 : 21,816.20 = 4,155.87 : x
  2. Step 2: Convert to fraction form
    14,544.12/21,816.20 = 4,155.87/x
  3. Step 3: Cross multiply
    14,544.12x = 21,816.20 × 4,155.87
  4. Step 4: Simplify right side
    14,544.12x = 90,665,270.31
  5. Step 5: Solve for x
    x = 90,665,270.31/14,544.12
  6. Step 6: Final answer
    x = 6,233.81

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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.