Home / 12,733.17-17,580.33-9,379.77

Finding the Fourth Proportional to 12,733.17, 17,580.33 and 9,379.77

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Solution

The fourth proportional to 12,733.17, 17,580.33 and 9,379.77 is: 12,950.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,733.17 : 17,580.33 = 9,379.77 : x
  2. Step 2: Convert to fraction form
    12,733.17/17,580.33 = 9,379.77/x
  3. Step 3: Cross multiply
    12,733.17x = 17,580.33 × 9,379.77
  4. Step 4: Simplify right side
    12,733.17x = 164,899,451.92
  5. Step 5: Solve for x
    x = 164,899,451.92/12,733.17
  6. Step 6: Final answer
    x = 12,950.38

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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.