Home / 27,129.82-37,402.40-23,193.22

Finding the Fourth Proportional to 27,129.82, 37,402.40 and 23,193.22

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Solution

The fourth proportional to 27,129.82, 37,402.40 and 23,193.22 is: 31,975.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,129.82 : 37,402.40 = 23,193.22 : x
  2. Step 2: Convert to fraction form
    27,129.82/37,402.40 = 23,193.22/x
  3. Step 3: Cross multiply
    27,129.82x = 37,402.40 × 23,193.22
  4. Step 4: Simplify right side
    27,129.82x = 867,482,091.73
  5. Step 5: Solve for x
    x = 867,482,091.73/27,129.82
  6. Step 6: Final answer
    x = 31,975.22

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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.