Home / 16,816.10-25,187.70-14,969.30

Finding the Fourth Proportional to 16,816.10, 25,187.70 and 14,969.30

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Solution

The fourth proportional to 16,816.10, 25,187.70 and 14,969.30 is: 22,421.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,816.10 : 25,187.70 = 14,969.30 : x
  2. Step 2: Convert to fraction form
    16,816.10/25,187.70 = 14,969.30/x
  3. Step 3: Cross multiply
    16,816.10x = 25,187.70 × 14,969.30
  4. Step 4: Simplify right side
    16,816.10x = 377,042,237.61
  5. Step 5: Solve for x
    x = 377,042,237.61/16,816.10
  6. Step 6: Final answer
    x = 22,421.50

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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.