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Finding the Fourth Proportional to 17,853.77, 26,782.98 and 6,607.58

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Solution

The fourth proportional to 17,853.77, 26,782.98 and 6,607.58 is: 9,912.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,853.77 : 26,782.98 = 6,607.58 : x
  2. Step 2: Convert to fraction form
    17,853.77/26,782.98 = 6,607.58/x
  3. Step 3: Cross multiply
    17,853.77x = 26,782.98 × 6,607.58
  4. Step 4: Simplify right side
    17,853.77x = 176,970,682.99
  5. Step 5: Solve for x
    x = 176,970,682.99/17,853.77
  6. Step 6: Final answer
    x = 9,912.23

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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.