Home / 27,953.32-41,957.52-20,536.96

Finding the Fourth Proportional to 27,953.32, 41,957.52 and 20,536.96

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Solution

The fourth proportional to 27,953.32, 41,957.52 and 20,536.96 is: 30,825.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,953.32 : 41,957.52 = 20,536.96 : x
  2. Step 2: Convert to fraction form
    27,953.32/41,957.52 = 20,536.96/x
  3. Step 3: Cross multiply
    27,953.32x = 41,957.52 × 20,536.96
  4. Step 4: Simplify right side
    27,953.32x = 861,679,909.94
  5. Step 5: Solve for x
    x = 861,679,909.94/27,953.32
  6. Step 6: Final answer
    x = 30,825.67

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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.