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Finding the Fourth Proportional to 14,692.25, 22,038.08 and 12,228.84

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Solution

The fourth proportional to 14,692.25, 22,038.08 and 12,228.84 is: 18,343.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,692.25 : 22,038.08 = 12,228.84 : x
  2. Step 2: Convert to fraction form
    14,692.25/22,038.08 = 12,228.84/x
  3. Step 3: Cross multiply
    14,692.25x = 22,038.08 × 12,228.84
  4. Step 4: Simplify right side
    14,692.25x = 269,500,093.08
  5. Step 5: Solve for x
    x = 269,500,093.08/14,692.25
  6. Step 6: Final answer
    x = 18,343.01

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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.