Home / 16,784.36-25,176.16-6,788.76

Finding the Fourth Proportional to 16,784.36, 25,176.16 and 6,788.76

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Solution

The fourth proportional to 16,784.36, 25,176.16 and 6,788.76 is: 10,182.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,784.36 : 25,176.16 = 6,788.76 : x
  2. Step 2: Convert to fraction form
    16,784.36/25,176.16 = 6,788.76/x
  3. Step 3: Cross multiply
    16,784.36x = 25,176.16 × 6,788.76
  4. Step 4: Simplify right side
    16,784.36x = 170,914,907.96
  5. Step 5: Solve for x
    x = 170,914,907.96/16,784.36
  6. Step 6: Final answer
    x = 10,182.99

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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.