Home / 13,896.08-20,845.95-4,532.81

Finding the Fourth Proportional to 13,896.08, 20,845.95 and 4,532.81

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Solution

The fourth proportional to 13,896.08, 20,845.95 and 4,532.81 is: 6,799.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,896.08 : 20,845.95 = 4,532.81 : x
  2. Step 2: Convert to fraction form
    13,896.08/20,845.95 = 4,532.81/x
  3. Step 3: Cross multiply
    13,896.08x = 20,845.95 × 4,532.81
  4. Step 4: Simplify right side
    13,896.08x = 94,490,730.62
  5. Step 5: Solve for x
    x = 94,490,730.62/13,896.08
  6. Step 6: Final answer
    x = 6,799.81

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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.