Home / 14,082.34-19,330.11-12,453.30

Finding the Fourth Proportional to 14,082.34, 19,330.11 and 12,453.30

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Solution

The fourth proportional to 14,082.34, 19,330.11 and 12,453.30 is: 17,094.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,082.34 : 19,330.11 = 12,453.30 : x
  2. Step 2: Convert to fraction form
    14,082.34/19,330.11 = 12,453.30/x
  3. Step 3: Cross multiply
    14,082.34x = 19,330.11 × 12,453.30
  4. Step 4: Simplify right side
    14,082.34x = 240,723,658.86
  5. Step 5: Solve for x
    x = 240,723,658.86/14,082.34
  6. Step 6: Final answer
    x = 17,094.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.