Home / 26,253.96-39,392.64-13,771.08

Finding the Fourth Proportional to 26,253.96, 39,392.64 and 13,771.08

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Solution

The fourth proportional to 26,253.96, 39,392.64 and 13,771.08 is: 20,662.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,253.96 : 39,392.64 = 13,771.08 : x
  2. Step 2: Convert to fraction form
    26,253.96/39,392.64 = 13,771.08/x
  3. Step 3: Cross multiply
    26,253.96x = 39,392.64 × 13,771.08
  4. Step 4: Simplify right side
    26,253.96x = 542,479,196.85
  5. Step 5: Solve for x
    x = 542,479,196.85/26,253.96
  6. Step 6: Final answer
    x = 20,662.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.