Home / 14,072.44-21,109.66-4,210.92

Finding the Fourth Proportional to 14,072.44, 21,109.66 and 4,210.92

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Solution

The fourth proportional to 14,072.44, 21,109.66 and 4,210.92 is: 6,316.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,072.44 : 21,109.66 = 4,210.92 : x
  2. Step 2: Convert to fraction form
    14,072.44/21,109.66 = 4,210.92/x
  3. Step 3: Cross multiply
    14,072.44x = 21,109.66 × 4,210.92
  4. Step 4: Simplify right side
    14,072.44x = 88,891,089.49
  5. Step 5: Solve for x
    x = 88,891,089.49/14,072.44
  6. Step 6: Final answer
    x = 6,316.68

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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.