Home / 47,391.68-71,124.24-17,836.40

Finding the Fourth Proportional to 47,391.68, 71,124.24 and 17,836.40

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Solution

The fourth proportional to 47,391.68, 71,124.24 and 17,836.40 is: 26,768.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,391.68 : 71,124.24 = 17,836.40 : x
  2. Step 2: Convert to fraction form
    47,391.68/71,124.24 = 17,836.40/x
  3. Step 3: Cross multiply
    47,391.68x = 71,124.24 × 17,836.40
  4. Step 4: Simplify right side
    47,391.68x = 1,268,600,394.34
  5. Step 5: Solve for x
    x = 1,268,600,394.34/47,391.68
  6. Step 6: Final answer
    x = 26,768.42

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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.