Home / 17,665.99-24,379.68-9,708.94

Finding the Fourth Proportional to 17,665.99, 24,379.68 and 9,708.94

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Solution

The fourth proportional to 17,665.99, 24,379.68 and 9,708.94 is: 13,398.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,665.99 : 24,379.68 = 9,708.94 : x
  2. Step 2: Convert to fraction form
    17,665.99/24,379.68 = 9,708.94/x
  3. Step 3: Cross multiply
    17,665.99x = 24,379.68 × 9,708.94
  4. Step 4: Simplify right side
    17,665.99x = 236,700,850.34
  5. Step 5: Solve for x
    x = 236,700,850.34/17,665.99
  6. Step 6: Final answer
    x = 13,398.67

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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.