Home / 29,721.74-44,585.03-12,191.72

Finding the Fourth Proportional to 29,721.74, 44,585.03 and 12,191.72

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Solution

The fourth proportional to 29,721.74, 44,585.03 and 12,191.72 is: 18,288.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,721.74 : 44,585.03 = 12,191.72 : x
  2. Step 2: Convert to fraction form
    29,721.74/44,585.03 = 12,191.72/x
  3. Step 3: Cross multiply
    29,721.74x = 44,585.03 × 12,191.72
  4. Step 4: Simplify right side
    29,721.74x = 543,568,009.51
  5. Step 5: Solve for x
    x = 543,568,009.51/29,721.74
  6. Step 6: Final answer
    x = 18,288.57

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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.