Home / 22,609.13-31,200.97-12,537.99

Finding the Fourth Proportional to 22,609.13, 31,200.97 and 12,537.99

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Solution

The fourth proportional to 22,609.13, 31,200.97 and 12,537.99 is: 17,302.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,609.13 : 31,200.97 = 12,537.99 : x
  2. Step 2: Convert to fraction form
    22,609.13/31,200.97 = 12,537.99/x
  3. Step 3: Cross multiply
    22,609.13x = 31,200.97 × 12,537.99
  4. Step 4: Simplify right side
    22,609.13x = 391,197,449.85
  5. Step 5: Solve for x
    x = 391,197,449.85/22,609.13
  6. Step 6: Final answer
    x = 17,302.63

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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.