Home / 28,324.73-42,428.76-16,609.70

Finding the Fourth Proportional to 28,324.73, 42,428.76 and 16,609.70

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Solution

The fourth proportional to 28,324.73, 42,428.76 and 16,609.70 is: 24,880.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,324.73 : 42,428.76 = 16,609.70 : x
  2. Step 2: Convert to fraction form
    28,324.73/42,428.76 = 16,609.70/x
  3. Step 3: Cross multiply
    28,324.73x = 42,428.76 × 16,609.70
  4. Step 4: Simplify right side
    28,324.73x = 704,728,762.83
  5. Step 5: Solve for x
    x = 704,728,762.83/28,324.73
  6. Step 6: Final answer
    x = 24,880.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.