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Finding the Fourth Proportional to 14,961.61, 22,448.90 and 8,028.01

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Solution

The fourth proportional to 14,961.61, 22,448.90 and 8,028.01 is: 12,045.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,961.61 : 22,448.90 = 8,028.01 : x
  2. Step 2: Convert to fraction form
    14,961.61/22,448.90 = 8,028.01/x
  3. Step 3: Cross multiply
    14,961.61x = 22,448.90 × 8,028.01
  4. Step 4: Simplify right side
    14,961.61x = 180,219,993.69
  5. Step 5: Solve for x
    x = 180,219,993.69/14,961.61
  6. Step 6: Final answer
    x = 12,045.49

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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.