Home / 14,064.39-21,106.97-6,668.87

Finding the Fourth Proportional to 14,064.39, 21,106.97 and 6,668.87

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Solution

The fourth proportional to 14,064.39, 21,106.97 and 6,668.87 is: 10,008.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,064.39 : 21,106.97 = 6,668.87 : x
  2. Step 2: Convert to fraction form
    14,064.39/21,106.97 = 6,668.87/x
  3. Step 3: Cross multiply
    14,064.39x = 21,106.97 × 6,668.87
  4. Step 4: Simplify right side
    14,064.39x = 140,759,500.14
  5. Step 5: Solve for x
    x = 140,759,500.14/14,064.39
  6. Step 6: Final answer
    x = 10,008.22

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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.