Home / 18,581.04-27,875.81-8,052.83

Finding the Fourth Proportional to 18,581.04, 27,875.81 and 8,052.83

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Solution

The fourth proportional to 18,581.04, 27,875.81 and 8,052.83 is: 12,081.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,581.04 : 27,875.81 = 8,052.83 : x
  2. Step 2: Convert to fraction form
    18,581.04/27,875.81 = 8,052.83/x
  3. Step 3: Cross multiply
    18,581.04x = 27,875.81 × 8,052.83
  4. Step 4: Simplify right side
    18,581.04x = 224,479,054.89
  5. Step 5: Solve for x
    x = 224,479,054.89/18,581.04
  6. Step 6: Final answer
    x = 12,081.08

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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.