Home / 14,021.56-19,349.70-7,733.80

Finding the Fourth Proportional to 14,021.56, 19,349.70 and 7,733.80

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Solution

The fourth proportional to 14,021.56, 19,349.70 and 7,733.80 is: 10,672.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021.56 : 19,349.70 = 7,733.80 : x
  2. Step 2: Convert to fraction form
    14,021.56/19,349.70 = 7,733.80/x
  3. Step 3: Cross multiply
    14,021.56x = 19,349.70 × 7,733.80
  4. Step 4: Simplify right side
    14,021.56x = 149,646,709.86
  5. Step 5: Solve for x
    x = 149,646,709.86/14,021.56
  6. Step 6: Final answer
    x = 10,672.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.