Home / 52,782.56-79,179.02-15,342.94

Finding the Fourth Proportional to 52,782.56, 79,179.02 and 15,342.94

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Solution

The fourth proportional to 52,782.56, 79,179.02 and 15,342.94 is: 23,015.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,782.56 : 79,179.02 = 15,342.94 : x
  2. Step 2: Convert to fraction form
    52,782.56/79,179.02 = 15,342.94/x
  3. Step 3: Cross multiply
    52,782.56x = 79,179.02 × 15,342.94
  4. Step 4: Simplify right side
    52,782.56x = 1,214,838,953.12
  5. Step 5: Solve for x
    x = 1,214,838,953.12/52,782.56
  6. Step 6: Final answer
    x = 23,015.92

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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.