Home / 20,725.94-31,062.90-16,326.02

Finding the Fourth Proportional to 20,725.94, 31,062.90 and 16,326.02

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Solution

The fourth proportional to 20,725.94, 31,062.90 and 16,326.02 is: 24,468.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,725.94 : 31,062.90 = 16,326.02 : x
  2. Step 2: Convert to fraction form
    20,725.94/31,062.90 = 16,326.02/x
  3. Step 3: Cross multiply
    20,725.94x = 31,062.90 × 16,326.02
  4. Step 4: Simplify right side
    20,725.94x = 507,133,526.66
  5. Step 5: Solve for x
    x = 507,133,526.66/20,725.94
  6. Step 6: Final answer
    x = 24,468.54

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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.