Home / 27,137.72-37,452.83-15,653.08

Finding the Fourth Proportional to 27,137.72, 37,452.83 and 15,653.08

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Solution

The fourth proportional to 27,137.72, 37,452.83 and 15,653.08 is: 21,602.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,137.72 : 37,452.83 = 15,653.08 : x
  2. Step 2: Convert to fraction form
    27,137.72/37,452.83 = 15,653.08/x
  3. Step 3: Cross multiply
    27,137.72x = 37,452.83 × 15,653.08
  4. Step 4: Simplify right side
    27,137.72x = 586,252,144.22
  5. Step 5: Solve for x
    x = 586,252,144.22/27,137.72
  6. Step 6: Final answer
    x = 21,602.85

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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.