Home / 27,328.54-40,910.18-19,434.28

Finding the Fourth Proportional to 27,328.54, 40,910.18 and 19,434.28

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Solution

The fourth proportional to 27,328.54, 40,910.18 and 19,434.28 is: 29,092.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,328.54 : 40,910.18 = 19,434.28 : x
  2. Step 2: Convert to fraction form
    27,328.54/40,910.18 = 19,434.28/x
  3. Step 3: Cross multiply
    27,328.54x = 40,910.18 × 19,434.28
  4. Step 4: Simplify right side
    27,328.54x = 795,059,892.97
  5. Step 5: Solve for x
    x = 795,059,892.97/27,328.54
  6. Step 6: Final answer
    x = 29,092.66

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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.