Home / 16,839.36-25,246.40-5,739.20

Finding the Fourth Proportional to 16,839.36, 25,246.40 and 5,739.20

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Solution

The fourth proportional to 16,839.36, 25,246.40 and 5,739.20 is: 8,604.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,839.36 : 25,246.40 = 5,739.20 : x
  2. Step 2: Convert to fraction form
    16,839.36/25,246.40 = 5,739.20/x
  3. Step 3: Cross multiply
    16,839.36x = 25,246.40 × 5,739.20
  4. Step 4: Simplify right side
    16,839.36x = 144,894,138.88
  5. Step 5: Solve for x
    x = 144,894,138.88/16,839.36
  6. Step 6: Final answer
    x = 8,604.49

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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.