Home / 27,031.38-40,549.14-7,310.04

Finding the Fourth Proportional to 27,031.38, 40,549.14 and 7,310.04

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Solution

The fourth proportional to 27,031.38, 40,549.14 and 7,310.04 is: 10,965.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,031.38 : 40,549.14 = 7,310.04 : x
  2. Step 2: Convert to fraction form
    27,031.38/40,549.14 = 7,310.04/x
  3. Step 3: Cross multiply
    27,031.38x = 40,549.14 × 7,310.04
  4. Step 4: Simplify right side
    27,031.38x = 296,415,835.37
  5. Step 5: Solve for x
    x = 296,415,835.37/27,031.38
  6. Step 6: Final answer
    x = 10,965.62

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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.