Home / 14,178.08-21,268.02-4,318.04

Finding the Fourth Proportional to 14,178.08, 21,268.02 and 4,318.04

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Solution

The fourth proportional to 14,178.08, 21,268.02 and 4,318.04 is: 6,477.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,178.08 : 21,268.02 = 4,318.04 : x
  2. Step 2: Convert to fraction form
    14,178.08/21,268.02 = 4,318.04/x
  3. Step 3: Cross multiply
    14,178.08x = 21,268.02 × 4,318.04
  4. Step 4: Simplify right side
    14,178.08x = 91,836,161.08
  5. Step 5: Solve for x
    x = 91,836,161.08/14,178.08
  6. Step 6: Final answer
    x = 6,477.33

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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.