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Finding the Fourth Proportional to 14,919.96, 22,347.54 and 14,505.24

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Solution

The fourth proportional to 14,919.96, 22,347.54 and 14,505.24 is: 21,726.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,919.96 : 22,347.54 = 14,505.24 : x
  2. Step 2: Convert to fraction form
    14,919.96/22,347.54 = 14,505.24/x
  3. Step 3: Cross multiply
    14,919.96x = 22,347.54 × 14,505.24
  4. Step 4: Simplify right side
    14,919.96x = 324,156,431.11
  5. Step 5: Solve for x
    x = 324,156,431.11/14,919.96
  6. Step 6: Final answer
    x = 21,726.36

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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.