Home / 28,835.42-39,800.13-16,267.46

Finding the Fourth Proportional to 28,835.42, 39,800.13 and 16,267.46

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Solution

The fourth proportional to 28,835.42, 39,800.13 and 16,267.46 is: 22,453.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,835.42 : 39,800.13 = 16,267.46 : x
  2. Step 2: Convert to fraction form
    28,835.42/39,800.13 = 16,267.46/x
  3. Step 3: Cross multiply
    28,835.42x = 39,800.13 × 16,267.46
  4. Step 4: Simplify right side
    28,835.42x = 647,447,022.77
  5. Step 5: Solve for x
    x = 647,447,022.77/28,835.42
  6. Step 6: Final answer
    x = 22,453.19

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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.