Home / 26,654.50-36,786.45-15,476.50

Finding the Fourth Proportional to 26,654.50, 36,786.45 and 15,476.50

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Solution

The fourth proportional to 26,654.50, 36,786.45 and 15,476.50 is: 21,359.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,654.50 : 36,786.45 = 15,476.50 : x
  2. Step 2: Convert to fraction form
    26,654.50/36,786.45 = 15,476.50/x
  3. Step 3: Cross multiply
    26,654.50x = 36,786.45 × 15,476.50
  4. Step 4: Simplify right side
    26,654.50x = 569,325,493.43
  5. Step 5: Solve for x
    x = 569,325,493.43/26,654.50
  6. Step 6: Final answer
    x = 21,359.45

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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.