Home / 26,817.80-40,226.70-16,435.40

Finding the Fourth Proportional to 26,817.80, 40,226.70 and 16,435.40

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Solution

The fourth proportional to 26,817.80, 40,226.70 and 16,435.40 is: 24,653.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,817.80 : 40,226.70 = 16,435.40 : x
  2. Step 2: Convert to fraction form
    26,817.80/40,226.70 = 16,435.40/x
  3. Step 3: Cross multiply
    26,817.80x = 40,226.70 × 16,435.40
  4. Step 4: Simplify right side
    26,817.80x = 661,141,905.18
  5. Step 5: Solve for x
    x = 661,141,905.18/26,817.80
  6. Step 6: Final answer
    x = 24,653.10

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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.