Home / 16,777.28-25,165.08-5,091.44

Finding the Fourth Proportional to 16,777.28, 25,165.08 and 5,091.44

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Solution

The fourth proportional to 16,777.28, 25,165.08 and 5,091.44 is: 7,636.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,777.28 : 25,165.08 = 5,091.44 : x
  2. Step 2: Convert to fraction form
    16,777.28/25,165.08 = 5,091.44/x
  3. Step 3: Cross multiply
    16,777.28x = 25,165.08 × 5,091.44
  4. Step 4: Simplify right side
    16,777.28x = 128,126,494.92
  5. Step 5: Solve for x
    x = 128,126,494.92/16,777.28
  6. Step 6: Final answer
    x = 7,636.91

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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.