Home / 52,295.36-78,455.34-17,235

Finding the Fourth Proportional to 52,295.36, 78,455.34 and 17,235

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Solution

The fourth proportional to 52,295.36, 78,455.34 and 17,235 is: 25,856.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,295.36 : 78,455.34 = 17,235 : x
  2. Step 2: Convert to fraction form
    52,295.36/78,455.34 = 17,235/x
  3. Step 3: Cross multiply
    52,295.36x = 78,455.34 × 17,235
  4. Step 4: Simplify right side
    52,295.36x = 1,352,177,784.90
  5. Step 5: Solve for x
    x = 1,352,177,784.90/52,295.36
  6. Step 6: Final answer
    x = 25,856.56

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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.