Home / 26,725.12-40,056.24-10,920.32

Finding the Fourth Proportional to 26,725.12, 40,056.24 and 10,920.32

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Solution

The fourth proportional to 26,725.12, 40,056.24 and 10,920.32 is: 16,367.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,725.12 : 40,056.24 = 10,920.32 : x
  2. Step 2: Convert to fraction form
    26,725.12/40,056.24 = 10,920.32/x
  3. Step 3: Cross multiply
    26,725.12x = 40,056.24 × 10,920.32
  4. Step 4: Simplify right side
    26,725.12x = 437,426,958.80
  5. Step 5: Solve for x
    x = 437,426,958.80/26,725.12
  6. Step 6: Final answer
    x = 16,367.63

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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.