Home / 37,154.88-55,743.66-11,853.72

Finding the Fourth Proportional to 37,154.88, 55,743.66 and 11,853.72

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Solution

The fourth proportional to 37,154.88, 55,743.66 and 11,853.72 is: 17,784.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,154.88 : 55,743.66 = 11,853.72 : x
  2. Step 2: Convert to fraction form
    37,154.88/55,743.66 = 11,853.72/x
  3. Step 3: Cross multiply
    37,154.88x = 55,743.66 × 11,853.72
  4. Step 4: Simplify right side
    37,154.88x = 660,769,737.42
  5. Step 5: Solve for x
    x = 660,769,737.42/37,154.88
  6. Step 6: Final answer
    x = 17,784.20

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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.