Home / 16,965.36-25,457.96-7,103.80

Finding the Fourth Proportional to 16,965.36, 25,457.96 and 7,103.80

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Solution

The fourth proportional to 16,965.36, 25,457.96 and 7,103.80 is: 10,659.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,965.36 : 25,457.96 = 7,103.80 : x
  2. Step 2: Convert to fraction form
    16,965.36/25,457.96 = 7,103.80/x
  3. Step 3: Cross multiply
    16,965.36x = 25,457.96 × 7,103.80
  4. Step 4: Simplify right side
    16,965.36x = 180,848,256.25
  5. Step 5: Solve for x
    x = 180,848,256.25/16,965.36
  6. Step 6: Final answer
    x = 10,659.85

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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.