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Finding the Fourth Proportional to 14,469.44, 19,966.23 and 8,502.98

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Solution

The fourth proportional to 14,469.44, 19,966.23 and 8,502.98 is: 11,733.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,469.44 : 19,966.23 = 8,502.98 : x
  2. Step 2: Convert to fraction form
    14,469.44/19,966.23 = 8,502.98/x
  3. Step 3: Cross multiply
    14,469.44x = 19,966.23 × 8,502.98
  4. Step 4: Simplify right side
    14,469.44x = 169,772,354.53
  5. Step 5: Solve for x
    x = 169,772,354.53/14,469.44
  6. Step 6: Final answer
    x = 11,733.17

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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.