Home / 28,299.92-39,059.54-16,362.68

Finding the Fourth Proportional to 28,299.92, 39,059.54 and 16,362.68

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Solution

The fourth proportional to 28,299.92, 39,059.54 and 16,362.68 is: 22,583.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,299.92 : 39,059.54 = 16,362.68 : x
  2. Step 2: Convert to fraction form
    28,299.92/39,059.54 = 16,362.68/x
  3. Step 3: Cross multiply
    28,299.92x = 39,059.54 × 16,362.68
  4. Step 4: Simplify right side
    28,299.92x = 639,118,753.97
  5. Step 5: Solve for x
    x = 639,118,753.97/28,299.92
  6. Step 6: Final answer
    x = 22,583.77

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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.