Home / 20,527.74-30,791.70-5,736.69

Finding the Fourth Proportional to 20,527.74, 30,791.70 and 5,736.69

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Solution

The fourth proportional to 20,527.74, 30,791.70 and 5,736.69 is: 8,605.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,527.74 : 30,791.70 = 5,736.69 : x
  2. Step 2: Convert to fraction form
    20,527.74/30,791.70 = 5,736.69/x
  3. Step 3: Cross multiply
    20,527.74x = 30,791.70 × 5,736.69
  4. Step 4: Simplify right side
    20,527.74x = 176,642,437.47
  5. Step 5: Solve for x
    x = 176,642,437.47/20,527.74
  6. Step 6: Final answer
    x = 8,605.06

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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.