Home / 16,691.16-25,035.84-4,211.04

Finding the Fourth Proportional to 16,691.16, 25,035.84 and 4,211.04

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Solution

The fourth proportional to 16,691.16, 25,035.84 and 4,211.04 is: 6,316.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,691.16 : 25,035.84 = 4,211.04 : x
  2. Step 2: Convert to fraction form
    16,691.16/25,035.84 = 4,211.04/x
  3. Step 3: Cross multiply
    16,691.16x = 25,035.84 × 4,211.04
  4. Step 4: Simplify right side
    16,691.16x = 105,426,923.67
  5. Step 5: Solve for x
    x = 105,426,923.67/16,691.16
  6. Step 6: Final answer
    x = 6,316.33

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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.