Home / 26,426.44-36,469.98-15,677.68

Finding the Fourth Proportional to 26,426.44, 36,469.98 and 15,677.68

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Solution

The fourth proportional to 26,426.44, 36,469.98 and 15,677.68 is: 21,636.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,426.44 : 36,469.98 = 15,677.68 : x
  2. Step 2: Convert to fraction form
    26,426.44/36,469.98 = 15,677.68/x
  3. Step 3: Cross multiply
    26,426.44x = 36,469.98 × 15,677.68
  4. Step 4: Simplify right side
    26,426.44x = 571,764,676.05
  5. Step 5: Solve for x
    x = 571,764,676.05/26,426.44
  6. Step 6: Final answer
    x = 21,636.08

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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.