Home / 27,085.64-37,380.10-15,150.09

Finding the Fourth Proportional to 27,085.64, 37,380.10 and 15,150.09

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Solution

The fourth proportional to 27,085.64, 37,380.10 and 15,150.09 is: 20,908.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,085.64 : 37,380.10 = 15,150.09 : x
  2. Step 2: Convert to fraction form
    27,085.64/37,380.10 = 15,150.09/x
  3. Step 3: Cross multiply
    27,085.64x = 37,380.10 × 15,150.09
  4. Step 4: Simplify right side
    27,085.64x = 566,311,841.33
  5. Step 5: Solve for x
    x = 566,311,841.33/27,085.64
  6. Step 6: Final answer
    x = 20,908.19

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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.