Home / 16,898.64-25,338.84-11,977.92

Finding the Fourth Proportional to 16,898.64, 25,338.84 and 11,977.92

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Solution

The fourth proportional to 16,898.64, 25,338.84 and 11,977.92 is: 17,960.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,898.64 : 25,338.84 = 11,977.92 : x
  2. Step 2: Convert to fraction form
    16,898.64/25,338.84 = 11,977.92/x
  3. Step 3: Cross multiply
    16,898.64x = 25,338.84 × 11,977.92
  4. Step 4: Simplify right side
    16,898.64x = 303,506,598.41
  5. Step 5: Solve for x
    x = 303,506,598.41/16,898.64
  6. Step 6: Final answer
    x = 17,960.42

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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.