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Finding the Fourth Proportional to 18,496, 25,525.11 and 10,113.04

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Solution

The fourth proportional to 18,496, 25,525.11 and 10,113.04 is: 13,956.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,496 : 25,525.11 = 10,113.04 : x
  2. Step 2: Convert to fraction form
    18,496/25,525.11 = 10,113.04/x
  3. Step 3: Cross multiply
    18,496x = 25,525.11 × 10,113.04
  4. Step 4: Simplify right side
    18,496x = 258,136,458.43
  5. Step 5: Solve for x
    x = 258,136,458.43/18,496
  6. Step 6: Final answer
    x = 13,956.34

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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.