Home / 16,576.40-22,883.90-12,791.07

Finding the Fourth Proportional to 16,576.40, 22,883.90 and 12,791.07

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Solution

The fourth proportional to 16,576.40, 22,883.90 and 12,791.07 is: 17,658.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,576.40 : 22,883.90 = 12,791.07 : x
  2. Step 2: Convert to fraction form
    16,576.40/22,883.90 = 12,791.07/x
  3. Step 3: Cross multiply
    16,576.40x = 22,883.90 × 12,791.07
  4. Step 4: Simplify right side
    16,576.40x = 292,709,566.77
  5. Step 5: Solve for x
    x = 292,709,566.77/16,576.40
  6. Step 6: Final answer
    x = 17,658.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.