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Finding the Fourth Proportional to 19,797.44, 29,692.45 and 9,934.07

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Solution

The fourth proportional to 19,797.44, 29,692.45 and 9,934.07 is: 14,899.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,797.44 : 29,692.45 = 9,934.07 : x
  2. Step 2: Convert to fraction form
    19,797.44/29,692.45 = 9,934.07/x
  3. Step 3: Cross multiply
    19,797.44x = 29,692.45 × 9,934.07
  4. Step 4: Simplify right side
    19,797.44x = 294,966,827.10
  5. Step 5: Solve for x
    x = 294,966,827.10/19,797.44
  6. Step 6: Final answer
    x = 14,899.24

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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.