Home / 52,740.62-79,085.36-19,476.36

Finding the Fourth Proportional to 52,740.62, 79,085.36 and 19,476.36

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Solution

The fourth proportional to 52,740.62, 79,085.36 and 19,476.36 is: 29,205.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,740.62 : 79,085.36 = 19,476.36 : x
  2. Step 2: Convert to fraction form
    52,740.62/79,085.36 = 19,476.36/x
  3. Step 3: Cross multiply
    52,740.62x = 79,085.36 × 19,476.36
  4. Step 4: Simplify right side
    52,740.62x = 1,540,294,942.09
  5. Step 5: Solve for x
    x = 1,540,294,942.09/52,740.62
  6. Step 6: Final answer
    x = 29,205.10

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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.