Home / 22,277.24-30,741.76-12,205.32

Finding the Fourth Proportional to 22,277.24, 30,741.76 and 12,205.32

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Solution

The fourth proportional to 22,277.24, 30,741.76 and 12,205.32 is: 16,842.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,277.24 : 30,741.76 = 12,205.32 : x
  2. Step 2: Convert to fraction form
    22,277.24/30,741.76 = 12,205.32/x
  3. Step 3: Cross multiply
    22,277.24x = 30,741.76 × 12,205.32
  4. Step 4: Simplify right side
    22,277.24x = 375,213,018.16
  5. Step 5: Solve for x
    x = 375,213,018.16/22,277.24
  6. Step 6: Final answer
    x = 16,842.89

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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.