Home / 28,841.85-39,804.54-17,508.72

Finding the Fourth Proportional to 28,841.85, 39,804.54 and 17,508.72

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Solution

The fourth proportional to 28,841.85, 39,804.54 and 17,508.72 is: 24,163.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,841.85 : 39,804.54 = 17,508.72 : x
  2. Step 2: Convert to fraction form
    28,841.85/39,804.54 = 17,508.72/x
  3. Step 3: Cross multiply
    28,841.85x = 39,804.54 × 17,508.72
  4. Step 4: Simplify right side
    28,841.85x = 696,926,545.59
  5. Step 5: Solve for x
    x = 696,926,545.59/28,841.85
  6. Step 6: Final answer
    x = 24,163.73

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1.5x scale

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.