Home / 27,442.57-41,135.54-13,385.23

Finding the Fourth Proportional to 27,442.57, 41,135.54 and 13,385.23

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Solution

The fourth proportional to 27,442.57, 41,135.54 and 13,385.23 is: 20,064.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,442.57 : 41,135.54 = 13,385.23 : x
  2. Step 2: Convert to fraction form
    27,442.57/41,135.54 = 13,385.23/x
  3. Step 3: Cross multiply
    27,442.57x = 41,135.54 × 13,385.23
  4. Step 4: Simplify right side
    27,442.57x = 550,608,458.40
  5. Step 5: Solve for x
    x = 550,608,458.40/27,442.57
  6. Step 6: Final answer
    x = 20,064.03

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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.