Home / 14,141.04-21,211.50-6,736.80

Finding the Fourth Proportional to 14,141.04, 21,211.50 and 6,736.80

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Solution

The fourth proportional to 14,141.04, 21,211.50 and 6,736.80 is: 10,105.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,141.04 : 21,211.50 = 6,736.80 : x
  2. Step 2: Convert to fraction form
    14,141.04/21,211.50 = 6,736.80/x
  3. Step 3: Cross multiply
    14,141.04x = 21,211.50 × 6,736.80
  4. Step 4: Simplify right side
    14,141.04x = 142,897,633.20
  5. Step 5: Solve for x
    x = 142,897,633.20/14,141.04
  6. Step 6: Final answer
    x = 10,105.17

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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.