Home / 27,303.14-40,920.09-12,294.25

Finding the Fourth Proportional to 27,303.14, 40,920.09 and 12,294.25

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Solution

The fourth proportional to 27,303.14, 40,920.09 and 12,294.25 is: 18,425.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,303.14 : 40,920.09 = 12,294.25 : x
  2. Step 2: Convert to fraction form
    27,303.14/40,920.09 = 12,294.25/x
  3. Step 3: Cross multiply
    27,303.14x = 40,920.09 × 12,294.25
  4. Step 4: Simplify right side
    27,303.14x = 503,081,668.08
  5. Step 5: Solve for x
    x = 503,081,668.08/27,303.14
  6. Step 6: Final answer
    x = 18,425.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.