Home / 17,216.86-25,760.12-10,200.64

Finding the Fourth Proportional to 17,216.86, 25,760.12 and 10,200.64

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Solution

The fourth proportional to 17,216.86, 25,760.12 and 10,200.64 is: 15,262.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,216.86 : 25,760.12 = 10,200.64 : x
  2. Step 2: Convert to fraction form
    17,216.86/25,760.12 = 10,200.64/x
  3. Step 3: Cross multiply
    17,216.86x = 25,760.12 × 10,200.64
  4. Step 4: Simplify right side
    17,216.86x = 262,769,710.48
  5. Step 5: Solve for x
    x = 262,769,710.48/17,216.86
  6. Step 6: Final answer
    x = 15,262.35

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1.5x scale

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.