Home / 14,024.56-19,351.20-8,435.92

Finding the Fourth Proportional to 14,024.56, 19,351.20 and 8,435.92

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Solution

The fourth proportional to 14,024.56, 19,351.20 and 8,435.92 is: 11,639.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,024.56 : 19,351.20 = 8,435.92 : x
  2. Step 2: Convert to fraction form
    14,024.56/19,351.20 = 8,435.92/x
  3. Step 3: Cross multiply
    14,024.56x = 19,351.20 × 8,435.92
  4. Step 4: Simplify right side
    14,024.56x = 163,245,175.10
  5. Step 5: Solve for x
    x = 163,245,175.10/14,024.56
  6. Step 6: Final answer
    x = 11,639.95

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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.