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Finding the Fourth Proportional to 17,649.79, 24,356.73 and 9,692.53

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Solution

The fourth proportional to 17,649.79, 24,356.73 and 9,692.53 is: 13,375.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,649.79 : 24,356.73 = 9,692.53 : x
  2. Step 2: Convert to fraction form
    17,649.79/24,356.73 = 9,692.53/x
  3. Step 3: Cross multiply
    17,649.79x = 24,356.73 × 9,692.53
  4. Step 4: Simplify right side
    17,649.79x = 236,078,214.44
  5. Step 5: Solve for x
    x = 236,078,214.44/17,649.79
  6. Step 6: Final answer
    x = 13,375.70

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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.