Home / 27,917.26-38,526.08-15,170.59

Finding the Fourth Proportional to 27,917.26, 38,526.08 and 15,170.59

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Solution

The fourth proportional to 27,917.26, 38,526.08 and 15,170.59 is: 20,935.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,917.26 : 38,526.08 = 15,170.59 : x
  2. Step 2: Convert to fraction form
    27,917.26/38,526.08 = 15,170.59/x
  3. Step 3: Cross multiply
    27,917.26x = 38,526.08 × 15,170.59
  4. Step 4: Simplify right side
    27,917.26x = 584,463,421.63
  5. Step 5: Solve for x
    x = 584,463,421.63/27,917.26
  6. Step 6: Final answer
    x = 20,935.56

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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.