Home / 26,722.71-40,065.61-11,722.62

Finding the Fourth Proportional to 26,722.71, 40,065.61 and 11,722.62

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Solution

The fourth proportional to 26,722.71, 40,065.61 and 11,722.62 is: 17,575.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,722.71 : 40,065.61 = 11,722.62 : x
  2. Step 2: Convert to fraction form
    26,722.71/40,065.61 = 11,722.62/x
  3. Step 3: Cross multiply
    26,722.71x = 40,065.61 × 11,722.62
  4. Step 4: Simplify right side
    26,722.71x = 469,674,096.99
  5. Step 5: Solve for x
    x = 469,674,096.99/26,722.71
  6. Step 6: Final answer
    x = 17,575.84

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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.