Home / 17,987.10-24,832.59-13,704.54

Finding the Fourth Proportional to 17,987.10, 24,832.59 and 13,704.54

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Solution

The fourth proportional to 17,987.10, 24,832.59 and 13,704.54 is: 18,920.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,987.10 : 24,832.59 = 13,704.54 : x
  2. Step 2: Convert to fraction form
    17,987.10/24,832.59 = 13,704.54/x
  3. Step 3: Cross multiply
    17,987.10x = 24,832.59 × 13,704.54
  4. Step 4: Simplify right side
    17,987.10x = 340,319,222.96
  5. Step 5: Solve for x
    x = 340,319,222.96/17,987.10
  6. Step 6: Final answer
    x = 18,920.18

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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.