Home / 26,104.07-39,157.47-7,385.48

Finding the Fourth Proportional to 26,104.07, 39,157.47 and 7,385.48

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Solution

The fourth proportional to 26,104.07, 39,157.47 and 7,385.48 is: 11,078.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,104.07 : 39,157.47 = 7,385.48 : x
  2. Step 2: Convert to fraction form
    26,104.07/39,157.47 = 7,385.48/x
  3. Step 3: Cross multiply
    26,104.07x = 39,157.47 × 7,385.48
  4. Step 4: Simplify right side
    26,104.07x = 289,196,711.54
  5. Step 5: Solve for x
    x = 289,196,711.54/26,104.07
  6. Step 6: Final answer
    x = 11,078.61

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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.