Home / 22,209.60-30,655.68-14,661.44

Finding the Fourth Proportional to 22,209.60, 30,655.68 and 14,661.44

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Solution

The fourth proportional to 22,209.60, 30,655.68 and 14,661.44 is: 20,237.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,209.60 : 30,655.68 = 14,661.44 : x
  2. Step 2: Convert to fraction form
    22,209.60/30,655.68 = 14,661.44/x
  3. Step 3: Cross multiply
    22,209.60x = 30,655.68 × 14,661.44
  4. Step 4: Simplify right side
    22,209.60x = 449,456,412.98
  5. Step 5: Solve for x
    x = 449,456,412.98/22,209.60
  6. Step 6: Final answer
    x = 20,237.03

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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.