Home / 26,784.91-36,962.79-15,454.42

Finding the Fourth Proportional to 26,784.91, 36,962.79 and 15,454.42

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Solution

The fourth proportional to 26,784.91, 36,962.79 and 15,454.42 is: 21,326.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,784.91 : 36,962.79 = 15,454.42 : x
  2. Step 2: Convert to fraction form
    26,784.91/36,962.79 = 15,454.42/x
  3. Step 3: Cross multiply
    26,784.91x = 36,962.79 × 15,454.42
  4. Step 4: Simplify right side
    26,784.91x = 571,238,481.03
  5. Step 5: Solve for x
    x = 571,238,481.03/26,784.91
  6. Step 6: Final answer
    x = 21,326.88

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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.