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Finding the Fourth Proportional to 16,708.61, 23,060.19 and 9,634.88

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Solution

The fourth proportional to 16,708.61, 23,060.19 and 9,634.88 is: 13,297.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,708.61 : 23,060.19 = 9,634.88 : x
  2. Step 2: Convert to fraction form
    16,708.61/23,060.19 = 9,634.88/x
  3. Step 3: Cross multiply
    16,708.61x = 23,060.19 × 9,634.88
  4. Step 4: Simplify right side
    16,708.61x = 222,182,257.21
  5. Step 5: Solve for x
    x = 222,182,257.21/16,708.61
  6. Step 6: Final answer
    x = 13,297.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.