Home / 14,296.51-21,449.22-6,899.69

Finding the Fourth Proportional to 14,296.51, 21,449.22 and 6,899.69

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Solution

The fourth proportional to 14,296.51, 21,449.22 and 6,899.69 is: 10,351.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,296.51 : 21,449.22 = 6,899.69 : x
  2. Step 2: Convert to fraction form
    14,296.51/21,449.22 = 6,899.69/x
  3. Step 3: Cross multiply
    14,296.51x = 21,449.22 × 6,899.69
  4. Step 4: Simplify right side
    14,296.51x = 147,992,968.74
  5. Step 5: Solve for x
    x = 147,992,968.74/14,296.51
  6. Step 6: Final answer
    x = 10,351.69

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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.