Home / 14,021.94-21,026.76-5,250.71

Finding the Fourth Proportional to 14,021.94, 21,026.76 and 5,250.71

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Solution

The fourth proportional to 14,021.94, 21,026.76 and 5,250.71 is: 7,873.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021.94 : 21,026.76 = 5,250.71 : x
  2. Step 2: Convert to fraction form
    14,021.94/21,026.76 = 5,250.71/x
  3. Step 3: Cross multiply
    14,021.94x = 21,026.76 × 5,250.71
  4. Step 4: Simplify right side
    14,021.94x = 110,405,313.87
  5. Step 5: Solve for x
    x = 110,405,313.87/14,021.94
  6. Step 6: Final answer
    x = 7,873.75

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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.