Home / 14,861.99-20,506.18-10,082.59

Finding the Fourth Proportional to 14,861.99, 20,506.18 and 10,082.59

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Solution

The fourth proportional to 14,861.99, 20,506.18 and 10,082.59 is: 13,911.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,861.99 : 20,506.18 = 10,082.59 : x
  2. Step 2: Convert to fraction form
    14,861.99/20,506.18 = 10,082.59/x
  3. Step 3: Cross multiply
    14,861.99x = 20,506.18 × 10,082.59
  4. Step 4: Simplify right side
    14,861.99x = 206,755,252.46
  5. Step 5: Solve for x
    x = 206,755,252.46/14,861.99
  6. Step 6: Final answer
    x = 13,911.68

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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.