Home / 28,537.38-39,374.91-17,203.86

Finding the Fourth Proportional to 28,537.38, 39,374.91 and 17,203.86

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Solution

The fourth proportional to 28,537.38, 39,374.91 and 17,203.86 is: 23,737.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,537.38 : 39,374.91 = 17,203.86 : x
  2. Step 2: Convert to fraction form
    28,537.38/39,374.91 = 17,203.86/x
  3. Step 3: Cross multiply
    28,537.38x = 39,374.91 × 17,203.86
  4. Step 4: Simplify right side
    28,537.38x = 677,400,439.15
  5. Step 5: Solve for x
    x = 677,400,439.15/28,537.38
  6. Step 6: Final answer
    x = 23,737.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.