Home / 14,178.24-21,268.44-4,318.25

Finding the Fourth Proportional to 14,178.24, 21,268.44 and 4,318.25

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Solution

The fourth proportional to 14,178.24, 21,268.44 and 4,318.25 is: 6,477.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,178.24 : 21,268.44 = 4,318.25 : x
  2. Step 2: Convert to fraction form
    14,178.24/21,268.44 = 4,318.25/x
  3. Step 3: Cross multiply
    14,178.24x = 21,268.44 × 4,318.25
  4. Step 4: Simplify right side
    14,178.24x = 91,842,334.69
  5. Step 5: Solve for x
    x = 91,842,334.69/14,178.24
  6. Step 6: Final answer
    x = 6,477.70

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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.