Home / 14,105.66-21,158.90-6,204.07

Finding the Fourth Proportional to 14,105.66, 21,158.90 and 6,204.07

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Solution

The fourth proportional to 14,105.66, 21,158.90 and 6,204.07 is: 9,306.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,105.66 : 21,158.90 = 6,204.07 : x
  2. Step 2: Convert to fraction form
    14,105.66/21,158.90 = 6,204.07/x
  3. Step 3: Cross multiply
    14,105.66x = 21,158.90 × 6,204.07
  4. Step 4: Simplify right side
    14,105.66x = 131,271,265.70
  5. Step 5: Solve for x
    x = 131,271,265.70/14,105.66
  6. Step 6: Final answer
    x = 9,306.29

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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.