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Finding the Fourth Proportional to 16,926.82, 23,358.95 and 9,474.82

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Solution

The fourth proportional to 16,926.82, 23,358.95 and 9,474.82 is: 13,075.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,926.82 : 23,358.95 = 9,474.82 : x
  2. Step 2: Convert to fraction form
    16,926.82/23,358.95 = 9,474.82/x
  3. Step 3: Cross multiply
    16,926.82x = 23,358.95 × 9,474.82
  4. Step 4: Simplify right side
    16,926.82x = 221,321,776.40
  5. Step 5: Solve for x
    x = 221,321,776.40/16,926.82
  6. Step 6: Final answer
    x = 13,075.21

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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.