Home / 27,263.12-37,624.44-15,330.20

Finding the Fourth Proportional to 27,263.12, 37,624.44 and 15,330.20

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Solution

The fourth proportional to 27,263.12, 37,624.44 and 15,330.20 is: 21,156.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,263.12 : 37,624.44 = 15,330.20 : x
  2. Step 2: Convert to fraction form
    27,263.12/37,624.44 = 15,330.20/x
  3. Step 3: Cross multiply
    27,263.12x = 37,624.44 × 15,330.20
  4. Step 4: Simplify right side
    27,263.12x = 576,790,190.09
  5. Step 5: Solve for x
    x = 576,790,190.09/27,263.12
  6. Step 6: Final answer
    x = 21,156.43

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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.