Home / 38,771.34-58,122.32-18,769.52

Finding the Fourth Proportional to 38,771.34, 58,122.32 and 18,769.52

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Solution

The fourth proportional to 38,771.34, 58,122.32 and 18,769.52 is: 28,137.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,771.34 : 58,122.32 = 18,769.52 : x
  2. Step 2: Convert to fraction form
    38,771.34/58,122.32 = 18,769.52/x
  3. Step 3: Cross multiply
    38,771.34x = 58,122.32 × 18,769.52
  4. Step 4: Simplify right side
    38,771.34x = 1,090,927,663.23
  5. Step 5: Solve for x
    x = 1,090,927,663.23/38,771.34
  6. Step 6: Final answer
    x = 28,137.48

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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.