Home / 12,814.09-19,214.29-6,571.57

Finding the Fourth Proportional to 12,814.09, 19,214.29 and 6,571.57

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Solution

The fourth proportional to 12,814.09, 19,214.29 and 6,571.57 is: 9,853.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,814.09 : 19,214.29 = 6,571.57 : x
  2. Step 2: Convert to fraction form
    12,814.09/19,214.29 = 6,571.57/x
  3. Step 3: Cross multiply
    12,814.09x = 19,214.29 × 6,571.57
  4. Step 4: Simplify right side
    12,814.09x = 126,268,051.74
  5. Step 5: Solve for x
    x = 126,268,051.74/12,814.09
  6. Step 6: Final answer
    x = 9,853.84

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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.