Home / 20,726.44-31,063.65-16,326.52

Finding the Fourth Proportional to 20,726.44, 31,063.65 and 16,326.52

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Solution

The fourth proportional to 20,726.44, 31,063.65 and 16,326.52 is: 24,469.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,726.44 : 31,063.65 = 16,326.52 : x
  2. Step 2: Convert to fraction form
    20,726.44/31,063.65 = 16,326.52/x
  3. Step 3: Cross multiply
    20,726.44x = 31,063.65 × 16,326.52
  4. Step 4: Simplify right side
    20,726.44x = 507,161,303.00
  5. Step 5: Solve for x
    x = 507,161,303.00/20,726.44
  6. Step 6: Final answer
    x = 24,469.29

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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.