Home / 28,274.29-39,013.84-16,338.73

Finding the Fourth Proportional to 28,274.29, 39,013.84 and 16,338.73

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Solution

The fourth proportional to 28,274.29, 39,013.84 and 16,338.73 is: 22,544.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,274.29 : 39,013.84 = 16,338.73 : x
  2. Step 2: Convert to fraction form
    28,274.29/39,013.84 = 16,338.73/x
  3. Step 3: Cross multiply
    28,274.29x = 39,013.84 × 16,338.73
  4. Step 4: Simplify right side
    28,274.29x = 637,436,598.02
  5. Step 5: Solve for x
    x = 637,436,598.02/28,274.29
  6. Step 6: Final answer
    x = 22,544.74

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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.