Home / 52,760.84-79,145.36-15,321.53

Finding the Fourth Proportional to 52,760.84, 79,145.36 and 15,321.53

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Solution

The fourth proportional to 52,760.84, 79,145.36 and 15,321.53 is: 22,983.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,760.84 : 79,145.36 = 15,321.53 : x
  2. Step 2: Convert to fraction form
    52,760.84/79,145.36 = 15,321.53/x
  3. Step 3: Cross multiply
    52,760.84x = 79,145.36 × 15,321.53
  4. Step 4: Simplify right side
    52,760.84x = 1,212,627,535.27
  5. Step 5: Solve for x
    x = 1,212,627,535.27/52,760.84
  6. Step 6: Final answer
    x = 22,983.48

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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.