Home / 14,140.46-19,512.45-8,475.12

Finding the Fourth Proportional to 14,140.46, 19,512.45 and 8,475.12

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Solution

The fourth proportional to 14,140.46, 19,512.45 and 8,475.12 is: 11,694.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,140.46 : 19,512.45 = 8,475.12 : x
  2. Step 2: Convert to fraction form
    14,140.46/19,512.45 = 8,475.12/x
  3. Step 3: Cross multiply
    14,140.46x = 19,512.45 × 8,475.12
  4. Step 4: Simplify right side
    14,140.46x = 165,370,355.24
  5. Step 5: Solve for x
    x = 165,370,355.24/14,140.46
  6. Step 6: Final answer
    x = 11,694.83

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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.