Home / 26,479.23-39,723.74-8,710.88

Finding the Fourth Proportional to 26,479.23, 39,723.74 and 8,710.88

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Solution

The fourth proportional to 26,479.23, 39,723.74 and 8,710.88 is: 13,067.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,479.23 : 39,723.74 = 8,710.88 : x
  2. Step 2: Convert to fraction form
    26,479.23/39,723.74 = 8,710.88/x
  3. Step 3: Cross multiply
    26,479.23x = 39,723.74 × 8,710.88
  4. Step 4: Simplify right side
    26,479.23x = 346,028,490.12
  5. Step 5: Solve for x
    x = 346,028,490.12/26,479.23
  6. Step 6: Final answer
    x = 13,067.92

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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.