Home / 16,861.94-25,293.36-4,381.68

Finding the Fourth Proportional to 16,861.94, 25,293.36 and 4,381.68

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Solution

The fourth proportional to 16,861.94, 25,293.36 and 4,381.68 is: 6,572.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,861.94 : 25,293.36 = 4,381.68 : x
  2. Step 2: Convert to fraction form
    16,861.94/25,293.36 = 4,381.68/x
  3. Step 3: Cross multiply
    16,861.94x = 25,293.36 × 4,381.68
  4. Step 4: Simplify right side
    16,861.94x = 110,827,409.64
  5. Step 5: Solve for x
    x = 110,827,409.64/16,861.94
  6. Step 6: Final answer
    x = 6,572.64

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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.