Home / 16,939.12-25,410.10-5,845.90

Finding the Fourth Proportional to 16,939.12, 25,410.10 and 5,845.90

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Solution

The fourth proportional to 16,939.12, 25,410.10 and 5,845.90 is: 8,769.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,939.12 : 25,410.10 = 5,845.90 : x
  2. Step 2: Convert to fraction form
    16,939.12/25,410.10 = 5,845.90/x
  3. Step 3: Cross multiply
    16,939.12x = 25,410.10 × 5,845.90
  4. Step 4: Simplify right side
    16,939.12x = 148,544,888.98
  5. Step 5: Solve for x
    x = 148,544,888.98/16,939.12
  6. Step 6: Final answer
    x = 8,769.34

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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.