Home / 11,853.32-17,741.40-8,732.10

Finding the Fourth Proportional to 11,853.32, 17,741.40 and 8,732.10

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Solution

The fourth proportional to 11,853.32, 17,741.40 and 8,732.10 is: 13,069.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,853.32 : 17,741.40 = 8,732.10 : x
  2. Step 2: Convert to fraction form
    11,853.32/17,741.40 = 8,732.10/x
  3. Step 3: Cross multiply
    11,853.32x = 17,741.40 × 8,732.10
  4. Step 4: Simplify right side
    11,853.32x = 154,919,678.94
  5. Step 5: Solve for x
    x = 154,919,678.94/11,853.32
  6. Step 6: Final answer
    x = 13,069.73

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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.