Home / 26,669.94-36,809.01-15,498.42

Finding the Fourth Proportional to 26,669.94, 36,809.01 and 15,498.42

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Solution

The fourth proportional to 26,669.94, 36,809.01 and 15,498.42 is: 21,390.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,669.94 : 36,809.01 = 15,498.42 : x
  2. Step 2: Convert to fraction form
    26,669.94/36,809.01 = 15,498.42/x
  3. Step 3: Cross multiply
    26,669.94x = 36,809.01 × 15,498.42
  4. Step 4: Simplify right side
    26,669.94x = 570,481,496.76
  5. Step 5: Solve for x
    x = 570,481,496.76/26,669.94
  6. Step 6: Final answer
    x = 21,390.43

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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.