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Finding the Fourth Proportional to 13,482.48, 18,612.48 and 10,450.92

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Solution

The fourth proportional to 13,482.48, 18,612.48 and 10,450.92 is: 14,427.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,482.48 : 18,612.48 = 10,450.92 : x
  2. Step 2: Convert to fraction form
    13,482.48/18,612.48 = 10,450.92/x
  3. Step 3: Cross multiply
    13,482.48x = 18,612.48 × 10,450.92
  4. Step 4: Simplify right side
    13,482.48x = 194,517,539.48
  5. Step 5: Solve for x
    x = 194,517,539.48/13,482.48
  6. Step 6: Final answer
    x = 14,427.43

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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.