Home / 52,782.57-79,179.03-15,342.93

Finding the Fourth Proportional to 52,782.57, 79,179.03 and 15,342.93

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Solution

The fourth proportional to 52,782.57, 79,179.03 and 15,342.93 is: 23,015.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,782.57 : 79,179.03 = 15,342.93 : x
  2. Step 2: Convert to fraction form
    52,782.57/79,179.03 = 15,342.93/x
  3. Step 3: Cross multiply
    52,782.57x = 79,179.03 × 15,342.93
  4. Step 4: Simplify right side
    52,782.57x = 1,214,838,314.76
  5. Step 5: Solve for x
    x = 1,214,838,314.76/52,782.57
  6. Step 6: Final answer
    x = 23,015.90

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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.