Home / 27,245.52-37,599.65-15,308.55

Finding the Fourth Proportional to 27,245.52, 37,599.65 and 15,308.55

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Solution

The fourth proportional to 27,245.52, 37,599.65 and 15,308.55 is: 21,126.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,245.52 : 37,599.65 = 15,308.55 : x
  2. Step 2: Convert to fraction form
    27,245.52/37,599.65 = 15,308.55/x
  3. Step 3: Cross multiply
    27,245.52x = 37,599.65 × 15,308.55
  4. Step 4: Simplify right side
    27,245.52x = 575,596,122.01
  5. Step 5: Solve for x
    x = 575,596,122.01/27,245.52
  6. Step 6: Final answer
    x = 21,126.27

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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.