Home / 17,511.28-26,276.92-6,416.48

Finding the Fourth Proportional to 17,511.28, 26,276.92 and 6,416.48

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Solution

The fourth proportional to 17,511.28, 26,276.92 and 6,416.48 is: 9,628.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,511.28 : 26,276.92 = 6,416.48 : x
  2. Step 2: Convert to fraction form
    17,511.28/26,276.92 = 6,416.48/x
  3. Step 3: Cross multiply
    17,511.28x = 26,276.92 × 6,416.48
  4. Step 4: Simplify right side
    17,511.28x = 168,605,331.64
  5. Step 5: Solve for x
    x = 168,605,331.64/17,511.28
  6. Step 6: Final answer
    x = 9,628.38

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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.