Home / 16,934.80-25,426.86-12,506.13

Finding the Fourth Proportional to 16,934.80, 25,426.86 and 12,506.13

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Solution

The fourth proportional to 16,934.80, 25,426.86 and 12,506.13 is: 18,777.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,934.80 : 25,426.86 = 12,506.13 : x
  2. Step 2: Convert to fraction form
    16,934.80/25,426.86 = 12,506.13/x
  3. Step 3: Cross multiply
    16,934.80x = 25,426.86 × 12,506.13
  4. Step 4: Simplify right side
    16,934.80x = 317,991,616.65
  5. Step 5: Solve for x
    x = 317,991,616.65/16,934.80
  6. Step 6: Final answer
    x = 18,777.41

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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.