Home / 14,566.75-20,105.43-10,313.39

Finding the Fourth Proportional to 14,566.75, 20,105.43 and 10,313.39

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Solution

The fourth proportional to 14,566.75, 20,105.43 and 10,313.39 is: 14,234.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,566.75 : 20,105.43 = 10,313.39 : x
  2. Step 2: Convert to fraction form
    14,566.75/20,105.43 = 10,313.39/x
  3. Step 3: Cross multiply
    14,566.75x = 20,105.43 × 10,313.39
  4. Step 4: Simplify right side
    14,566.75x = 207,355,140.71
  5. Step 5: Solve for x
    x = 207,355,140.71/14,566.75
  6. Step 6: Final answer
    x = 14,234.83

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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.