Home / 16,871.99-25,305.38-5,776.13

Finding the Fourth Proportional to 16,871.99, 25,305.38 and 5,776.13

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Solution

The fourth proportional to 16,871.99, 25,305.38 and 5,776.13 is: 8,663.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,871.99 : 25,305.38 = 5,776.13 : x
  2. Step 2: Convert to fraction form
    16,871.99/25,305.38 = 5,776.13/x
  3. Step 3: Cross multiply
    16,871.99x = 25,305.38 × 5,776.13
  4. Step 4: Simplify right side
    16,871.99x = 146,167,164.58
  5. Step 5: Solve for x
    x = 146,167,164.58/16,871.99
  6. Step 6: Final answer
    x = 8,663.30

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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.