Home / 27,330.48-37,716.71-15,393.65

Finding the Fourth Proportional to 27,330.48, 37,716.71 and 15,393.65

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Solution

The fourth proportional to 27,330.48, 37,716.71 and 15,393.65 is: 21,243.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,330.48 : 37,716.71 = 15,393.65 : x
  2. Step 2: Convert to fraction form
    27,330.48/37,716.71 = 15,393.65/x
  3. Step 3: Cross multiply
    27,330.48x = 37,716.71 × 15,393.65
  4. Step 4: Simplify right side
    27,330.48x = 580,597,567.34
  5. Step 5: Solve for x
    x = 580,597,567.34/27,330.48
  6. Step 6: Final answer
    x = 21,243.59

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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.