Home / 13,601.87-20,398.68-4,836.32

Finding the Fourth Proportional to 13,601.87, 20,398.68 and 4,836.32

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Solution

The fourth proportional to 13,601.87, 20,398.68 and 4,836.32 is: 7,253.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,601.87 : 20,398.68 = 4,836.32 : x
  2. Step 2: Convert to fraction form
    13,601.87/20,398.68 = 4,836.32/x
  3. Step 3: Cross multiply
    13,601.87x = 20,398.68 × 4,836.32
  4. Step 4: Simplify right side
    13,601.87x = 98,654,442.06
  5. Step 5: Solve for x
    x = 98,654,442.06/13,601.87
  6. Step 6: Final answer
    x = 7,253.01

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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.