Home / 16,855.34-25,288.47-8,090.93

Finding the Fourth Proportional to 16,855.34, 25,288.47 and 8,090.93

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Solution

The fourth proportional to 16,855.34, 25,288.47 and 8,090.93 is: 12,139.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,855.34 : 25,288.47 = 8,090.93 : x
  2. Step 2: Convert to fraction form
    16,855.34/25,288.47 = 8,090.93/x
  3. Step 3: Cross multiply
    16,855.34x = 25,288.47 × 8,090.93
  4. Step 4: Simplify right side
    16,855.34x = 204,607,240.58
  5. Step 5: Solve for x
    x = 204,607,240.58/16,855.34
  6. Step 6: Final answer
    x = 12,139.02

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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.