Home / 16,921.94-23,354.98-10,208.54

Finding the Fourth Proportional to 16,921.94, 23,354.98 and 10,208.54

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Solution

The fourth proportional to 16,921.94, 23,354.98 and 10,208.54 is: 14,089.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,921.94 : 23,354.98 = 10,208.54 : x
  2. Step 2: Convert to fraction form
    16,921.94/23,354.98 = 10,208.54/x
  3. Step 3: Cross multiply
    16,921.94x = 23,354.98 × 10,208.54
  4. Step 4: Simplify right side
    16,921.94x = 238,420,280.40
  5. Step 5: Solve for x
    x = 238,420,280.40/16,921.94
  6. Step 6: Final answer
    x = 14,089.42

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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.