Home / 52,869.14-79,321.47-19,591.88

Finding the Fourth Proportional to 52,869.14, 79,321.47 and 19,591.88

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Solution

The fourth proportional to 52,869.14, 79,321.47 and 19,591.88 is: 29,394.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,869.14 : 79,321.47 = 19,591.88 : x
  2. Step 2: Convert to fraction form
    52,869.14/79,321.47 = 19,591.88/x
  3. Step 3: Cross multiply
    52,869.14x = 79,321.47 × 19,591.88
  4. Step 4: Simplify right side
    52,869.14x = 1,554,056,325.06
  5. Step 5: Solve for x
    x = 1,554,056,325.06/52,869.14
  6. Step 6: Final answer
    x = 29,394.40

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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.