Home / 16,676.20-25,002.15-6,810.40

Finding the Fourth Proportional to 16,676.20, 25,002.15 and 6,810.40

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Solution

The fourth proportional to 16,676.20, 25,002.15 and 6,810.40 is: 10,210.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,676.20 : 25,002.15 = 6,810.40 : x
  2. Step 2: Convert to fraction form
    16,676.20/25,002.15 = 6,810.40/x
  3. Step 3: Cross multiply
    16,676.20x = 25,002.15 × 6,810.40
  4. Step 4: Simplify right side
    16,676.20x = 170,274,642.36
  5. Step 5: Solve for x
    x = 170,274,642.36/16,676.20
  6. Step 6: Final answer
    x = 10,210.64

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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.