Home / 18,704.04-25,810.66-10,740.68

Finding the Fourth Proportional to 18,704.04, 25,810.66 and 10,740.68

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Solution

The fourth proportional to 18,704.04, 25,810.66 and 10,740.68 is: 14,821.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,704.04 : 25,810.66 = 10,740.68 : x
  2. Step 2: Convert to fraction form
    18,704.04/25,810.66 = 10,740.68/x
  3. Step 3: Cross multiply
    18,704.04x = 25,810.66 × 10,740.68
  4. Step 4: Simplify right side
    18,704.04x = 277,224,039.65
  5. Step 5: Solve for x
    x = 277,224,039.65/18,704.04
  6. Step 6: Final answer
    x = 14,821.61

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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.