Home / 17,415.92-26,127.66-5,728.70

Finding the Fourth Proportional to 17,415.92, 26,127.66 and 5,728.70

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Solution

The fourth proportional to 17,415.92, 26,127.66 and 5,728.70 is: 8,594.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,415.92 : 26,127.66 = 5,728.70 : x
  2. Step 2: Convert to fraction form
    17,415.92/26,127.66 = 5,728.70/x
  3. Step 3: Cross multiply
    17,415.92x = 26,127.66 × 5,728.70
  4. Step 4: Simplify right side
    17,415.92x = 149,677,612.64
  5. Step 5: Solve for x
    x = 149,677,612.64/17,415.92
  6. Step 6: Final answer
    x = 8,594.30

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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.