Home / 27,245.35-37,599.69-15,308.65

Finding the Fourth Proportional to 27,245.35, 37,599.69 and 15,308.65

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Solution

The fourth proportional to 27,245.35, 37,599.69 and 15,308.65 is: 21,126.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,245.35 : 37,599.69 = 15,308.65 : x
  2. Step 2: Convert to fraction form
    27,245.35/37,599.69 = 15,308.65/x
  3. Step 3: Cross multiply
    27,245.35x = 37,599.69 × 15,308.65
  4. Step 4: Simplify right side
    27,245.35x = 575,600,494.32
  5. Step 5: Solve for x
    x = 575,600,494.32/27,245.35
  6. Step 6: Final answer
    x = 21,126.56

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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.