Home / 27,340.96-40,918.84-16,817.64

Finding the Fourth Proportional to 27,340.96, 40,918.84 and 16,817.64

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Solution

The fourth proportional to 27,340.96, 40,918.84 and 16,817.64 is: 25,169.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,340.96 : 40,918.84 = 16,817.64 : x
  2. Step 2: Convert to fraction form
    27,340.96/40,918.84 = 16,817.64/x
  3. Step 3: Cross multiply
    27,340.96x = 40,918.84 × 16,817.64
  4. Step 4: Simplify right side
    27,340.96x = 688,158,355.02
  5. Step 5: Solve for x
    x = 688,158,355.02/27,340.96
  6. Step 6: Final answer
    x = 25,169.50

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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.