Home / 28,354.08-42,481.98-17,237.64

Finding the Fourth Proportional to 28,354.08, 42,481.98 and 17,237.64

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Solution

The fourth proportional to 28,354.08, 42,481.98 and 17,237.64 is: 25,826.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,354.08 : 42,481.98 = 17,237.64 : x
  2. Step 2: Convert to fraction form
    28,354.08/42,481.98 = 17,237.64/x
  3. Step 3: Cross multiply
    28,354.08x = 42,481.98 × 17,237.64
  4. Step 4: Simplify right side
    28,354.08x = 732,289,077.73
  5. Step 5: Solve for x
    x = 732,289,077.73/28,354.08
  6. Step 6: Final answer
    x = 25,826.59

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1.5x scale

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.