Home / 17,372.61-26,043.39-6,276.78

Finding the Fourth Proportional to 17,372.61, 26,043.39 and 6,276.78

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Solution

The fourth proportional to 17,372.61, 26,043.39 and 6,276.78 is: 9,409.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,372.61 : 26,043.39 = 6,276.78 : x
  2. Step 2: Convert to fraction form
    17,372.61/26,043.39 = 6,276.78/x
  3. Step 3: Cross multiply
    17,372.61x = 26,043.39 × 6,276.78
  4. Step 4: Simplify right side
    17,372.61x = 163,468,629.48
  5. Step 5: Solve for x
    x = 163,468,629.48/17,372.61
  6. Step 6: Final answer
    x = 9,409.56

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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.