Home / 27,500.89-37,958.76-25,631.01

Finding the Fourth Proportional to 27,500.89, 37,958.76 and 25,631.01

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Solution

The fourth proportional to 27,500.89, 37,958.76 and 25,631.01 is: 35,377.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,500.89 : 37,958.76 = 25,631.01 : x
  2. Step 2: Convert to fraction form
    27,500.89/37,958.76 = 25,631.01/x
  3. Step 3: Cross multiply
    27,500.89x = 37,958.76 × 25,631.01
  4. Step 4: Simplify right side
    27,500.89x = 972,921,357.15
  5. Step 5: Solve for x
    x = 972,921,357.15/27,500.89
  6. Step 6: Final answer
    x = 35,377.81

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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.