Home / 27,130.72-37,441.45-15,194.15

Finding the Fourth Proportional to 27,130.72, 37,441.45 and 15,194.15

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Solution

The fourth proportional to 27,130.72, 37,441.45 and 15,194.15 is: 20,968.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,130.72 : 37,441.45 = 15,194.15 : x
  2. Step 2: Convert to fraction form
    27,130.72/37,441.45 = 15,194.15/x
  3. Step 3: Cross multiply
    27,130.72x = 37,441.45 × 15,194.15
  4. Step 4: Simplify right side
    27,130.72x = 568,891,007.52
  5. Step 5: Solve for x
    x = 568,891,007.52/27,130.72
  6. Step 6: Final answer
    x = 20,968.52

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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.