Home / 16,811.09-25,216.02-5,124

Finding the Fourth Proportional to 16,811.09, 25,216.02 and 5,124

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Solution

The fourth proportional to 16,811.09, 25,216.02 and 5,124 is: 7,685.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,811.09 : 25,216.02 = 5,124 : x
  2. Step 2: Convert to fraction form
    16,811.09/25,216.02 = 5,124/x
  3. Step 3: Cross multiply
    16,811.09x = 25,216.02 × 5,124
  4. Step 4: Simplify right side
    16,811.09x = 129,206,886.48
  5. Step 5: Solve for x
    x = 129,206,886.48/16,811.09
  6. Step 6: Final answer
    x = 7,685.81

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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.