Home / 14,861.43-20,495.67-9,195.27

Finding the Fourth Proportional to 14,861.43, 20,495.67 and 9,195.27

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Solution

The fourth proportional to 14,861.43, 20,495.67 and 9,195.27 is: 12,681.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,861.43 : 20,495.67 = 9,195.27 : x
  2. Step 2: Convert to fraction form
    14,861.43/20,495.67 = 9,195.27/x
  3. Step 3: Cross multiply
    14,861.43x = 20,495.67 × 9,195.27
  4. Step 4: Simplify right side
    14,861.43x = 188,463,219.48
  5. Step 5: Solve for x
    x = 188,463,219.48/14,861.43
  6. Step 6: Final answer
    x = 12,681.37

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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.