Home / 20,552.41-30,826.20-5,762.52

Finding the Fourth Proportional to 20,552.41, 30,826.20 and 5,762.52

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Solution

The fourth proportional to 20,552.41, 30,826.20 and 5,762.52 is: 8,643.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,552.41 : 30,826.20 = 5,762.52 : x
  2. Step 2: Convert to fraction form
    20,552.41/30,826.20 = 5,762.52/x
  3. Step 3: Cross multiply
    20,552.41x = 30,826.20 × 5,762.52
  4. Step 4: Simplify right side
    20,552.41x = 177,636,615.63
  5. Step 5: Solve for x
    x = 177,636,615.63/20,552.41
  6. Step 6: Final answer
    x = 8,643.10

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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.