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Finding the Fourth Proportional to 16,692.84, 23,035.92 and 9,240.84

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Solution

The fourth proportional to 16,692.84, 23,035.92 and 9,240.84 is: 12,752.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,692.84 : 23,035.92 = 9,240.84 : x
  2. Step 2: Convert to fraction form
    16,692.84/23,035.92 = 9,240.84/x
  3. Step 3: Cross multiply
    16,692.84x = 23,035.92 × 9,240.84
  4. Step 4: Simplify right side
    16,692.84x = 212,871,250.97
  5. Step 5: Solve for x
    x = 212,871,250.97/16,692.84
  6. Step 6: Final answer
    x = 12,752.25

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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.