Home / 26,448.97-39,654.01-12,607.69

Finding the Fourth Proportional to 26,448.97, 39,654.01 and 12,607.69

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Solution

The fourth proportional to 26,448.97, 39,654.01 and 12,607.69 is: 18,902.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,448.97 : 39,654.01 = 12,607.69 : x
  2. Step 2: Convert to fraction form
    26,448.97/39,654.01 = 12,607.69/x
  3. Step 3: Cross multiply
    26,448.97x = 39,654.01 × 12,607.69
  4. Step 4: Simplify right side
    26,448.97x = 499,945,465.34
  5. Step 5: Solve for x
    x = 499,945,465.34/26,448.97
  6. Step 6: Final answer
    x = 18,902.27

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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.