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Finding the Fourth Proportional to 54,793.61, 82,189.52 and 17,353.63

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Solution

The fourth proportional to 54,793.61, 82,189.52 and 17,353.63 is: 26,030.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,793.61 : 82,189.52 = 17,353.63 : x
  2. Step 2: Convert to fraction form
    54,793.61/82,189.52 = 17,353.63/x
  3. Step 3: Cross multiply
    54,793.61x = 82,189.52 × 17,353.63
  4. Step 4: Simplify right side
    54,793.61x = 1,426,286,109.01
  5. Step 5: Solve for x
    x = 1,426,286,109.01/54,793.61
  6. Step 6: Final answer
    x = 26,030.15

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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.