Home / 47,828.23-71,727.12-17,429.58

Finding the Fourth Proportional to 47,828.23, 71,727.12 and 17,429.58

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Solution

The fourth proportional to 47,828.23, 71,727.12 and 17,429.58 is: 26,138.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,828.23 : 71,727.12 = 17,429.58 : x
  2. Step 2: Convert to fraction form
    47,828.23/71,727.12 = 17,429.58/x
  3. Step 3: Cross multiply
    47,828.23x = 71,727.12 × 17,429.58
  4. Step 4: Simplify right side
    47,828.23x = 1,250,173,576.21
  5. Step 5: Solve for x
    x = 1,250,173,576.21/47,828.23
  6. Step 6: Final answer
    x = 26,138.82

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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.