Home / 14,576.86-21,857.52-5,695.21

Finding the Fourth Proportional to 14,576.86, 21,857.52 and 5,695.21

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Solution

The fourth proportional to 14,576.86, 21,857.52 and 5,695.21 is: 8,539.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,576.86 : 21,857.52 = 5,695.21 : x
  2. Step 2: Convert to fraction form
    14,576.86/21,857.52 = 5,695.21/x
  3. Step 3: Cross multiply
    14,576.86x = 21,857.52 × 5,695.21
  4. Step 4: Simplify right side
    14,576.86x = 124,483,166.48
  5. Step 5: Solve for x
    x = 124,483,166.48/14,576.86
  6. Step 6: Final answer
    x = 8,539.78

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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.