Home / 15,234.14-21,025.49-9,267.68

Finding the Fourth Proportional to 15,234.14, 21,025.49 and 9,267.68

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Solution

The fourth proportional to 15,234.14, 21,025.49 and 9,267.68 is: 12,790.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,234.14 : 21,025.49 = 9,267.68 : x
  2. Step 2: Convert to fraction form
    15,234.14/21,025.49 = 9,267.68/x
  3. Step 3: Cross multiply
    15,234.14x = 21,025.49 × 9,267.68
  4. Step 4: Simplify right side
    15,234.14x = 194,857,513.16
  5. Step 5: Solve for x
    x = 194,857,513.16/15,234.14
  6. Step 6: Final answer
    x = 12,790.84

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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.