Home / 47,853.70-71,727.69-19,758.27

Finding the Fourth Proportional to 47,853.70, 71,727.69 and 19,758.27

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Solution

The fourth proportional to 47,853.70, 71,727.69 and 19,758.27 is: 29,615.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,853.70 : 71,727.69 = 19,758.27 : x
  2. Step 2: Convert to fraction form
    47,853.70/71,727.69 = 19,758.27/x
  3. Step 3: Cross multiply
    47,853.70x = 71,727.69 × 19,758.27
  4. Step 4: Simplify right side
    47,853.70x = 1,417,215,065.50
  5. Step 5: Solve for x
    x = 1,417,215,065.50/47,853.70
  6. Step 6: Final answer
    x = 29,615.58

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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.