Home / 20,536.26-30,804.12-4,953.76

Finding the Fourth Proportional to 20,536.26, 30,804.12 and 4,953.76

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Solution

The fourth proportional to 20,536.26, 30,804.12 and 4,953.76 is: 7,430.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,536.26 : 30,804.12 = 4,953.76 : x
  2. Step 2: Convert to fraction form
    20,536.26/30,804.12 = 4,953.76/x
  3. Step 3: Cross multiply
    20,536.26x = 30,804.12 × 4,953.76
  4. Step 4: Simplify right side
    20,536.26x = 152,596,217.49
  5. Step 5: Solve for x
    x = 152,596,217.49/20,536.26
  6. Step 6: Final answer
    x = 7,430.57

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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.