Home / 14,322.39-21,480.80-7,204.73

Finding the Fourth Proportional to 14,322.39, 21,480.80 and 7,204.73

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Solution

The fourth proportional to 14,322.39, 21,480.80 and 7,204.73 is: 10,805.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,322.39 : 21,480.80 = 7,204.73 : x
  2. Step 2: Convert to fraction form
    14,322.39/21,480.80 = 7,204.73/x
  3. Step 3: Cross multiply
    14,322.39x = 21,480.80 × 7,204.73
  4. Step 4: Simplify right side
    14,322.39x = 154,763,220.76
  5. Step 5: Solve for x
    x = 154,763,220.76/14,322.39
  6. Step 6: Final answer
    x = 10,805.69

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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.