Home / 14,228.92-21,345.67-5,344.94

Finding the Fourth Proportional to 14,228.92, 21,345.67 and 5,344.94

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Solution

The fourth proportional to 14,228.92, 21,345.67 and 5,344.94 is: 8,018.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,228.92 : 21,345.67 = 5,344.94 : x
  2. Step 2: Convert to fraction form
    14,228.92/21,345.67 = 5,344.94/x
  3. Step 3: Cross multiply
    14,228.92x = 21,345.67 × 5,344.94
  4. Step 4: Simplify right side
    14,228.92x = 114,091,218.68
  5. Step 5: Solve for x
    x = 114,091,218.68/14,228.92
  6. Step 6: Final answer
    x = 8,018.27

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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.