Home / 38,251.34-57,270.59-19,490.93

Finding the Fourth Proportional to 38,251.34, 57,270.59 and 19,490.93

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Solution

The fourth proportional to 38,251.34, 57,270.59 and 19,490.93 is: 29,182.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,251.34 : 57,270.59 = 19,490.93 : x
  2. Step 2: Convert to fraction form
    38,251.34/57,270.59 = 19,490.93/x
  3. Step 3: Cross multiply
    38,251.34x = 57,270.59 × 19,490.93
  4. Step 4: Simplify right side
    38,251.34x = 1,116,256,676.94
  5. Step 5: Solve for x
    x = 1,116,256,676.94/38,251.34
  6. Step 6: Final answer
    x = 29,182.16

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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.