Home / 26,781.92-36,959.31-14,845.45

Finding the Fourth Proportional to 26,781.92, 36,959.31 and 14,845.45

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Solution

The fourth proportional to 26,781.92, 36,959.31 and 14,845.45 is: 20,486.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,781.92 : 36,959.31 = 14,845.45 : x
  2. Step 2: Convert to fraction form
    26,781.92/36,959.31 = 14,845.45/x
  3. Step 3: Cross multiply
    26,781.92x = 36,959.31 × 14,845.45
  4. Step 4: Simplify right side
    26,781.92x = 548,677,588.64
  5. Step 5: Solve for x
    x = 548,677,588.64/26,781.92
  6. Step 6: Final answer
    x = 20,486.87

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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.