Home / 16,690.73-25,027.11-6,690.45

Finding the Fourth Proportional to 16,690.73, 25,027.11 and 6,690.45

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Solution

The fourth proportional to 16,690.73, 25,027.11 and 6,690.45 is: 10,032.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,690.73 : 25,027.11 = 6,690.45 : x
  2. Step 2: Convert to fraction form
    16,690.73/25,027.11 = 6,690.45/x
  3. Step 3: Cross multiply
    16,690.73x = 25,027.11 × 6,690.45
  4. Step 4: Simplify right side
    16,690.73x = 167,442,628.10
  5. Step 5: Solve for x
    x = 167,442,628.10/16,690.73
  6. Step 6: Final answer
    x = 10,032.07

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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.