Home / 27,330.70-37,716.57-15,392.92

Finding the Fourth Proportional to 27,330.70, 37,716.57 and 15,392.92

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Solution

The fourth proportional to 27,330.70, 37,716.57 and 15,392.92 is: 21,242.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,330.70 : 37,716.57 = 15,392.92 : x
  2. Step 2: Convert to fraction form
    27,330.70/37,716.57 = 15,392.92/x
  3. Step 3: Cross multiply
    27,330.70x = 37,716.57 × 15,392.92
  4. Step 4: Simplify right side
    27,330.70x = 580,567,956.10
  5. Step 5: Solve for x
    x = 580,567,956.10/27,330.70
  6. Step 6: Final answer
    x = 21,242.34

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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.