Home / 16,650.40-23,004.56-16,486.56

Finding the Fourth Proportional to 16,650.40, 23,004.56 and 16,486.56

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Solution

The fourth proportional to 16,650.40, 23,004.56 and 16,486.56 is: 22,778.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,650.40 : 23,004.56 = 16,486.56 : x
  2. Step 2: Convert to fraction form
    16,650.40/23,004.56 = 16,486.56/x
  3. Step 3: Cross multiply
    16,650.40x = 23,004.56 × 16,486.56
  4. Step 4: Simplify right side
    16,650.40x = 379,266,058.71
  5. Step 5: Solve for x
    x = 379,266,058.71/16,650.40
  6. Step 6: Final answer
    x = 22,778.20

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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.