Home / 26,721.82-36,874.33-14,784.31

Finding the Fourth Proportional to 26,721.82, 36,874.33 and 14,784.31

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Solution

The fourth proportional to 26,721.82, 36,874.33 and 14,784.31 is: 20,401.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,721.82 : 36,874.33 = 14,784.31 : x
  2. Step 2: Convert to fraction form
    26,721.82/36,874.33 = 14,784.31/x
  3. Step 3: Cross multiply
    26,721.82x = 36,874.33 × 14,784.31
  4. Step 4: Simplify right side
    26,721.82x = 545,161,525.76
  5. Step 5: Solve for x
    x = 545,161,525.76/26,721.82
  6. Step 6: Final answer
    x = 20,401.36

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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.