Home / 26,786.09-36,963.24-14,686.31

Finding the Fourth Proportional to 26,786.09, 36,963.24 and 14,686.31

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Solution

The fourth proportional to 26,786.09, 36,963.24 and 14,686.31 is: 20,266.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,786.09 : 36,963.24 = 14,686.31 : x
  2. Step 2: Convert to fraction form
    26,786.09/36,963.24 = 14,686.31/x
  3. Step 3: Cross multiply
    26,786.09x = 36,963.24 × 14,686.31
  4. Step 4: Simplify right side
    26,786.09x = 542,853,638.58
  5. Step 5: Solve for x
    x = 542,853,638.58/26,786.09
  6. Step 6: Final answer
    x = 20,266.25

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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.