Home / 14,639.34-21,957.81-4,109.52

Finding the Fourth Proportional to 14,639.34, 21,957.81 and 4,109.52

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Solution

The fourth proportional to 14,639.34, 21,957.81 and 4,109.52 is: 6,163.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,639.34 : 21,957.81 = 4,109.52 : x
  2. Step 2: Convert to fraction form
    14,639.34/21,957.81 = 4,109.52/x
  3. Step 3: Cross multiply
    14,639.34x = 21,957.81 × 4,109.52
  4. Step 4: Simplify right side
    14,639.34x = 90,236,059.35
  5. Step 5: Solve for x
    x = 90,236,059.35/14,639.34
  6. Step 6: Final answer
    x = 6,163.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.