Home / 16,861.92-25,278.75-9,365.07

Finding the Fourth Proportional to 16,861.92, 25,278.75 and 9,365.07

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Solution

The fourth proportional to 16,861.92, 25,278.75 and 9,365.07 is: 14,039.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,861.92 : 25,278.75 = 9,365.07 : x
  2. Step 2: Convert to fraction form
    16,861.92/25,278.75 = 9,365.07/x
  3. Step 3: Cross multiply
    16,861.92x = 25,278.75 × 9,365.07
  4. Step 4: Simplify right side
    16,861.92x = 236,737,263.26
  5. Step 5: Solve for x
    x = 236,737,263.26/16,861.92
  6. Step 6: Final answer
    x = 14,039.76

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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.