Home / 16,828.10-25,205.70-14,981.30

Finding the Fourth Proportional to 16,828.10, 25,205.70 and 14,981.30

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Solution

The fourth proportional to 16,828.10, 25,205.70 and 14,981.30 is: 22,439.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,828.10 : 25,205.70 = 14,981.30 : x
  2. Step 2: Convert to fraction form
    16,828.10/25,205.70 = 14,981.30/x
  3. Step 3: Cross multiply
    16,828.10x = 25,205.70 × 14,981.30
  4. Step 4: Simplify right side
    16,828.10x = 377,614,153.41
  5. Step 5: Solve for x
    x = 377,614,153.41/16,828.10
  6. Step 6: Final answer
    x = 22,439.50

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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.