Home / 14,052.78-19,390.86-8,082.27

Finding the Fourth Proportional to 14,052.78, 19,390.86 and 8,082.27

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Solution

The fourth proportional to 14,052.78, 19,390.86 and 8,082.27 is: 11,152.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,052.78 : 19,390.86 = 8,082.27 : x
  2. Step 2: Convert to fraction form
    14,052.78/19,390.86 = 8,082.27/x
  3. Step 3: Cross multiply
    14,052.78x = 19,390.86 × 8,082.27
  4. Step 4: Simplify right side
    14,052.78x = 156,722,166.05
  5. Step 5: Solve for x
    x = 156,722,166.05/14,052.78
  6. Step 6: Final answer
    x = 11,152.40

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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.