Home / 27,928.09-41,858.07-13,117.24

Finding the Fourth Proportional to 27,928.09, 41,858.07 and 13,117.24

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Solution

The fourth proportional to 27,928.09, 41,858.07 and 13,117.24 is: 19,659.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,928.09 : 41,858.07 = 13,117.24 : x
  2. Step 2: Convert to fraction form
    27,928.09/41,858.07 = 13,117.24/x
  3. Step 3: Cross multiply
    27,928.09x = 41,858.07 × 13,117.24
  4. Step 4: Simplify right side
    27,928.09x = 549,062,350.13
  5. Step 5: Solve for x
    x = 549,062,350.13/27,928.09
  6. Step 6: Final answer
    x = 19,659.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.