Home / 34,665.19-47,837.79-18,749.30

Finding the Fourth Proportional to 34,665.19, 47,837.79 and 18,749.30

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Solution

The fourth proportional to 34,665.19, 47,837.79 and 18,749.30 is: 25,873.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,665.19 : 47,837.79 = 18,749.30 : x
  2. Step 2: Convert to fraction form
    34,665.19/47,837.79 = 18,749.30/x
  3. Step 3: Cross multiply
    34,665.19x = 47,837.79 × 18,749.30
  4. Step 4: Simplify right side
    34,665.19x = 896,925,076.05
  5. Step 5: Solve for x
    x = 896,925,076.05/34,665.19
  6. Step 6: Final answer
    x = 25,873.94

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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.