Home / 14,212.23-21,318.39-4,976.07

Finding the Fourth Proportional to 14,212.23, 21,318.39 and 4,976.07

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Solution

The fourth proportional to 14,212.23, 21,318.39 and 4,976.07 is: 7,464.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,212.23 : 21,318.39 = 4,976.07 : x
  2. Step 2: Convert to fraction form
    14,212.23/21,318.39 = 4,976.07/x
  3. Step 3: Cross multiply
    14,212.23x = 21,318.39 × 4,976.07
  4. Step 4: Simplify right side
    14,212.23x = 106,081,800.93
  5. Step 5: Solve for x
    x = 106,081,800.93/14,212.23
  6. Step 6: Final answer
    x = 7,464.12

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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.