Home / 47,883.10-71,827.08-17,890.69

Finding the Fourth Proportional to 47,883.10, 71,827.08 and 17,890.69

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Solution

The fourth proportional to 47,883.10, 71,827.08 and 17,890.69 is: 26,836.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,883.10 : 71,827.08 = 17,890.69 : x
  2. Step 2: Convert to fraction form
    47,883.10/71,827.08 = 17,890.69/x
  3. Step 3: Cross multiply
    47,883.10x = 71,827.08 × 17,890.69
  4. Step 4: Simplify right side
    47,883.10x = 1,285,036,021.89
  5. Step 5: Solve for x
    x = 1,285,036,021.89/47,883.10
  6. Step 6: Final answer
    x = 26,836.94

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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.