Home / 28,333.39-39,098.40-16,395.88

Finding the Fourth Proportional to 28,333.39, 39,098.40 and 16,395.88

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Solution

The fourth proportional to 28,333.39, 39,098.40 and 16,395.88 is: 22,625.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,333.39 : 39,098.40 = 16,395.88 : x
  2. Step 2: Convert to fraction form
    28,333.39/39,098.40 = 16,395.88/x
  3. Step 3: Cross multiply
    28,333.39x = 39,098.40 × 16,395.88
  4. Step 4: Simplify right side
    28,333.39x = 641,052,674.59
  5. Step 5: Solve for x
    x = 641,052,674.59/28,333.39
  6. Step 6: Final answer
    x = 22,625.34

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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.