Home / 22,277.08-30,741.90-12,205.03

Finding the Fourth Proportional to 22,277.08, 30,741.90 and 12,205.03

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Solution

The fourth proportional to 22,277.08, 30,741.90 and 12,205.03 is: 16,842.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,277.08 : 30,741.90 = 12,205.03 : x
  2. Step 2: Convert to fraction form
    22,277.08/30,741.90 = 12,205.03/x
  3. Step 3: Cross multiply
    22,277.08x = 30,741.90 × 12,205.03
  4. Step 4: Simplify right side
    22,277.08x = 375,205,811.76
  5. Step 5: Solve for x
    x = 375,205,811.76/22,277.08
  6. Step 6: Final answer
    x = 16,842.68

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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.