Home / 16,681.96-23,020.24-9,126.82

Finding the Fourth Proportional to 16,681.96, 23,020.24 and 9,126.82

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Solution

The fourth proportional to 16,681.96, 23,020.24 and 9,126.82 is: 12,594.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,681.96 : 23,020.24 = 9,126.82 : x
  2. Step 2: Convert to fraction form
    16,681.96/23,020.24 = 9,126.82/x
  3. Step 3: Cross multiply
    16,681.96x = 23,020.24 × 9,126.82
  4. Step 4: Simplify right side
    16,681.96x = 210,101,586.84
  5. Step 5: Solve for x
    x = 210,101,586.84/16,681.96
  6. Step 6: Final answer
    x = 12,594.54

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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.