Home / 14,101.06-21,158.84-6,209.10

Finding the Fourth Proportional to 14,101.06, 21,158.84 and 6,209.10

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Solution

The fourth proportional to 14,101.06, 21,158.84 and 6,209.10 is: 9,316.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,101.06 : 21,158.84 = 6,209.10 : x
  2. Step 2: Convert to fraction form
    14,101.06/21,158.84 = 6,209.10/x
  3. Step 3: Cross multiply
    14,101.06x = 21,158.84 × 6,209.10
  4. Step 4: Simplify right side
    14,101.06x = 131,377,353.44
  5. Step 5: Solve for x
    x = 131,377,353.44/14,101.06
  6. Step 6: Final answer
    x = 9,316.84

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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.