Home / 26,425.94-36,469.29-15,677.18

Finding the Fourth Proportional to 26,425.94, 36,469.29 and 15,677.18

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Solution

The fourth proportional to 26,425.94, 36,469.29 and 15,677.18 is: 21,635.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,425.94 : 36,469.29 = 15,677.18 : x
  2. Step 2: Convert to fraction form
    26,425.94/36,469.29 = 15,677.18/x
  3. Step 3: Cross multiply
    26,425.94x = 36,469.29 × 15,677.18
  4. Step 4: Simplify right side
    26,425.94x = 571,735,623.80
  5. Step 5: Solve for x
    x = 571,735,623.80/26,425.94
  6. Step 6: Final answer
    x = 21,635.39

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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.