Home / 16,902.12-25,354.68-4,421.94

Finding the Fourth Proportional to 16,902.12, 25,354.68 and 4,421.94

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Solution

The fourth proportional to 16,902.12, 25,354.68 and 4,421.94 is: 6,633.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,902.12 : 25,354.68 = 4,421.94 : x
  2. Step 2: Convert to fraction form
    16,902.12/25,354.68 = 4,421.94/x
  3. Step 3: Cross multiply
    16,902.12x = 25,354.68 × 4,421.94
  4. Step 4: Simplify right side
    16,902.12x = 112,116,873.68
  5. Step 5: Solve for x
    x = 112,116,873.68/16,902.12
  6. Step 6: Final answer
    x = 6,633.30

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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.