Home / 27,631.04-41,440.68-7,904.30

Finding the Fourth Proportional to 27,631.04, 41,440.68 and 7,904.30

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Solution

The fourth proportional to 27,631.04, 41,440.68 and 7,904.30 is: 11,854.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,631.04 : 41,440.68 = 7,904.30 : x
  2. Step 2: Convert to fraction form
    27,631.04/41,440.68 = 7,904.30/x
  3. Step 3: Cross multiply
    27,631.04x = 41,440.68 × 7,904.30
  4. Step 4: Simplify right side
    27,631.04x = 327,559,359.72
  5. Step 5: Solve for x
    x = 327,559,359.72/27,631.04
  6. Step 6: Final answer
    x = 11,854.76

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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.