Home / 27,110.26-37,412.16-15,173.60

Finding the Fourth Proportional to 27,110.26, 37,412.16 and 15,173.60

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Solution

The fourth proportional to 27,110.26, 37,412.16 and 15,173.60 is: 20,939.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,110.26 : 37,412.16 = 15,173.60 : x
  2. Step 2: Convert to fraction form
    27,110.26/37,412.16 = 15,173.60/x
  3. Step 3: Cross multiply
    27,110.26x = 37,412.16 × 15,173.60
  4. Step 4: Simplify right side
    27,110.26x = 567,677,113.04
  5. Step 5: Solve for x
    x = 567,677,113.04/27,110.26
  6. Step 6: Final answer
    x = 20,939.56

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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.