Home / 17,816.94-26,707.77-8,440.47

Finding the Fourth Proportional to 17,816.94, 26,707.77 and 8,440.47

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Solution

The fourth proportional to 17,816.94, 26,707.77 and 8,440.47 is: 12,652.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,816.94 : 26,707.77 = 8,440.47 : x
  2. Step 2: Convert to fraction form
    17,816.94/26,707.77 = 8,440.47/x
  3. Step 3: Cross multiply
    17,816.94x = 26,707.77 × 8,440.47
  4. Step 4: Simplify right side
    17,816.94x = 225,426,131.45
  5. Step 5: Solve for x
    x = 225,426,131.45/17,816.94
  6. Step 6: Final answer
    x = 12,652.35

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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.