Home / 28,629.52-39,508.68-16,054

Finding the Fourth Proportional to 28,629.52, 39,508.68 and 16,054

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Solution

The fourth proportional to 28,629.52, 39,508.68 and 16,054 is: 22,154.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,629.52 : 39,508.68 = 16,054 : x
  2. Step 2: Convert to fraction form
    28,629.52/39,508.68 = 16,054/x
  3. Step 3: Cross multiply
    28,629.52x = 39,508.68 × 16,054
  4. Step 4: Simplify right side
    28,629.52x = 634,272,348.72
  5. Step 5: Solve for x
    x = 634,272,348.72/28,629.52
  6. Step 6: Final answer
    x = 22,154.49

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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.