Home / 22,074.36-30,467.36-13,583.68

Finding the Fourth Proportional to 22,074.36, 30,467.36 and 13,583.68

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Solution

The fourth proportional to 22,074.36, 30,467.36 and 13,583.68 is: 18,748.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,074.36 : 30,467.36 = 13,583.68 : x
  2. Step 2: Convert to fraction form
    22,074.36/30,467.36 = 13,583.68/x
  3. Step 3: Cross multiply
    22,074.36x = 30,467.36 × 13,583.68
  4. Step 4: Simplify right side
    22,074.36x = 413,858,868.68
  5. Step 5: Solve for x
    x = 413,858,868.68/22,074.36
  6. Step 6: Final answer
    x = 18,748.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.