Home / 28,925.94-43,344.03-20,058.56

Finding the Fourth Proportional to 28,925.94, 43,344.03 and 20,058.56

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Solution

The fourth proportional to 28,925.94, 43,344.03 and 20,058.56 is: 30,056.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,925.94 : 43,344.03 = 20,058.56 : x
  2. Step 2: Convert to fraction form
    28,925.94/43,344.03 = 20,058.56/x
  3. Step 3: Cross multiply
    28,925.94x = 43,344.03 × 20,058.56
  4. Step 4: Simplify right side
    28,925.94x = 869,418,978.42
  5. Step 5: Solve for x
    x = 869,418,978.42/28,925.94
  6. Step 6: Final answer
    x = 30,056.73

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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.