Home / 27,245.25-37,598.47-15,308.58

Finding the Fourth Proportional to 27,245.25, 37,598.47 and 15,308.58

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Solution

The fourth proportional to 27,245.25, 37,598.47 and 15,308.58 is: 21,125.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,245.25 : 37,598.47 = 15,308.58 : x
  2. Step 2: Convert to fraction form
    27,245.25/37,598.47 = 15,308.58/x
  3. Step 3: Cross multiply
    27,245.25x = 37,598.47 × 15,308.58
  4. Step 4: Simplify right side
    27,245.25x = 575,579,185.87
  5. Step 5: Solve for x
    x = 575,579,185.87/27,245.25
  6. Step 6: Final answer
    x = 21,125.85

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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.