Home / 27,522.08-41,300.96-9,990.40

Finding the Fourth Proportional to 27,522.08, 41,300.96 and 9,990.40

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Solution

The fourth proportional to 27,522.08, 41,300.96 and 9,990.40 is: 14,992.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,522.08 : 41,300.96 = 9,990.40 : x
  2. Step 2: Convert to fraction form
    27,522.08/41,300.96 = 9,990.40/x
  3. Step 3: Cross multiply
    27,522.08x = 41,300.96 × 9,990.40
  4. Step 4: Simplify right side
    27,522.08x = 412,613,110.78
  5. Step 5: Solve for x
    x = 412,613,110.78/27,522.08
  6. Step 6: Final answer
    x = 14,992.08

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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.