Home / 14,206.83-21,313.29-4,345.79

Finding the Fourth Proportional to 14,206.83, 21,313.29 and 4,345.79

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Solution

The fourth proportional to 14,206.83, 21,313.29 and 4,345.79 is: 6,519.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,206.83 : 21,313.29 = 4,345.79 : x
  2. Step 2: Convert to fraction form
    14,206.83/21,313.29 = 4,345.79/x
  3. Step 3: Cross multiply
    14,206.83x = 21,313.29 × 4,345.79
  4. Step 4: Simplify right side
    14,206.83x = 92,622,992.28
  5. Step 5: Solve for x
    x = 92,622,992.28/14,206.83
  6. Step 6: Final answer
    x = 6,519.61

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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.